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Commit 33d71d26 authored by Kumar Gala's avatar Kumar Gala
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[POWERPC] Copy over headers from arch/ppc to arch/powerpc that we need 

To build arch/powerpc without including asm-ppc/ we need these files
in asm-powerpc/

Moved some headers under arch/powerpc/platforms if they were only used by
platform or driver files and fixed up the source file includes to match
the new locations
Signed-off-by: default avatarKumar Gala <galak@kernel.crashing.org>
parent ed16c20d
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Showing with 3886 additions and 5 deletions
arch/powerpc/platforms/chrp/gg2.h 0 → 100644
View file @ 33d71d26
/*
* include/asm-ppc/gg2.h -- VLSI VAS96011/12 `Golden Gate 2' register definitions
*
* Copyright (C) 1997 Geert Uytterhoeven
*
* This file is based on the following documentation:
*
* The VAS96011/12 Chipset, Data Book, Edition 1.0
* VLSI Technology, Inc.
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*/
#ifndef _ASMPPC_GG2_H
#define _ASMPPC_GG2_H
/*
* Memory Map (CHRP mode)
*/
#define GG2_PCI_MEM_BASE 0xc0000000 /* Peripheral memory space */
#define GG2_ISA_MEM_BASE 0xf7000000 /* Peripheral memory alias */
#define GG2_ISA_IO_BASE 0xf8000000 /* Peripheral I/O space */
#define GG2_PCI_CONFIG_BASE 0xfec00000 /* PCI configuration space */
#define GG2_INT_ACK_SPECIAL 0xfec80000 /* Interrupt acknowledge and */
/* special PCI cycles */
#define GG2_ROM_BASE0 0xff000000 /* ROM bank 0 */
#define GG2_ROM_BASE1 0xff800000 /* ROM bank 1 */
/*
* GG2 specific PCI Registers
*/
extern void __iomem *gg2_pci_config_base; /* kernel virtual address */
#define GG2_PCI_BUSNO 0x40 /* Bus number */
#define GG2_PCI_SUBBUSNO 0x41 /* Subordinate bus number */
#define GG2_PCI_DISCCTR 0x42 /* Disconnect counter */
#define GG2_PCI_PPC_CTRL 0x50 /* PowerPC interface control register */
#define GG2_PCI_ADDR_MAP 0x5c /* Address map */
#define GG2_PCI_PCI_CTRL 0x60 /* PCI interface control register */
#define GG2_PCI_ROM_CTRL 0x70 /* ROM interface control register */
#define GG2_PCI_ROM_TIME 0x74 /* ROM timing */
#define GG2_PCI_CC_CTRL 0x80 /* Cache controller control register */
#define GG2_PCI_DRAM_BANK0 0x90 /* Control register for DRAM bank #0 */
#define GG2_PCI_DRAM_BANK1 0x94 /* Control register for DRAM bank #1 */
#define GG2_PCI_DRAM_BANK2 0x98 /* Control register for DRAM bank #2 */
#define GG2_PCI_DRAM_BANK3 0x9c /* Control register for DRAM bank #3 */
#define GG2_PCI_DRAM_BANK4 0xa0 /* Control register for DRAM bank #4 */
#define GG2_PCI_DRAM_BANK5 0xa4 /* Control register for DRAM bank #5 */
#define GG2_PCI_DRAM_TIME0 0xb0 /* Timing parameters set #0 */
#define GG2_PCI_DRAM_TIME1 0xb4 /* Timing parameters set #1 */
#define GG2_PCI_DRAM_CTRL 0xc0 /* DRAM control */
#define GG2_PCI_ERR_CTRL 0xd0 /* Error control register */
#define GG2_PCI_ERR_STATUS 0xd4 /* Error status register */
/* Cleared when read */
#endif /* _ASMPPC_GG2_H */
arch/powerpc/platforms/chrp/pci.c
View file @ 33d71d26
......@@ -13,7 +13,6 @@
#include <asm/irq.h>
#include <asm/hydra.h>
#include <asm/prom.h>
#include <asm/gg2.h>
#include <asm/machdep.h>
#include <asm/sections.h>
#include <asm/pci-bridge.h>
......@@ -21,6 +20,7 @@
#include <asm/rtas.h>
#include "chrp.h"
#include "gg2.h"
/* LongTrail */
void __iomem *gg2_pci_config_base;
......
arch/powerpc/platforms/chrp/setup.c
View file @ 33d71d26
......@@ -37,7 +37,6 @@
#include <asm/io.h>
#include <asm/pgtable.h>
#include <asm/prom.h>
#include <asm/gg2.h>
#include <asm/pci-bridge.h>
#include <asm/dma.h>
#include <asm/machdep.h>
......@@ -51,6 +50,7 @@
#include <asm/xmon.h>
#include "chrp.h"
#include "gg2.h"
void rtas_indicator_progress(char *, unsigned short);
......
arch/powerpc/platforms/embedded6xx/linkstation.c
View file @ 33d71d26
......@@ -18,9 +18,10 @@
#include <asm/time.h>
#include <asm/prom.h>
#include <asm/mpic.h>
#include <asm/mpc10x.h>
#include <asm/pci-bridge.h>
#include "mpc10x.h"
static struct mtd_partition linkstation_physmap_partitions[] = {
{
.name = "mtd_firmimg",
......
arch/powerpc/platforms/embedded6xx/ls_uart.c
View file @ 33d71d26
......@@ -4,10 +4,11 @@
#include <linux/serial_reg.h>
#include <linux/serial_8250.h>
#include <asm/io.h>
#include <asm/mpc10x.h>
#include <asm/prom.h>
#include <asm/termbits.h>
#include "mpc10x.h"
static void __iomem *avr_addr;
static unsigned long avr_clock;
......
arch/powerpc/platforms/embedded6xx/mpc10x.h 0 → 100644
View file @ 33d71d26
/*
* Common routines for the Motorola SPS MPC106/8240/107 Host bridge/Mem
* ctlr/EPIC/etc.
*
* Author: Mark A. Greer
* mgreer@mvista.com
*
* 2001 (c) MontaVista, Software, Inc. This file is licensed under
* the terms of the GNU General Public License version 2. This program
* is licensed "as is" without any warranty of any kind, whether express
* or implied.
*/
#ifndef __PPC_KERNEL_MPC10X_H
#define __PPC_KERNEL_MPC10X_H
#include <linux/pci_ids.h>
#include <asm/pci-bridge.h>
/*
* The values here don't completely map everything but should work in most
* cases.
*
* MAP A (PReP Map)
* Processor: 0x80000000 - 0x807fffff -> PCI I/O: 0x00000000 - 0x007fffff
* Processor: 0xc0000000 - 0xdfffffff -> PCI MEM: 0x00000000 - 0x1fffffff
* PCI MEM: 0x80000000 -> Processor System Memory: 0x00000000
* EUMB mapped to: ioremap_base - 0x00100000 (ioremap_base - 1 MB)
*
* MAP B (CHRP Map)
* Processor: 0xfe000000 - 0xfebfffff -> PCI I/O: 0x00000000 - 0x00bfffff
* Processor: 0x80000000 - 0xbfffffff -> PCI MEM: 0x80000000 - 0xbfffffff
* PCI MEM: 0x00000000 -> Processor System Memory: 0x00000000
* EUMB mapped to: ioremap_base - 0x00100000 (ioremap_base - 1 MB)
*/
/*
* Define the vendor/device IDs for the various bridges--should be added to
* <linux/pci_ids.h>
*/
#define MPC10X_BRIDGE_106 ((PCI_DEVICE_ID_MOTOROLA_MPC106 << 16) | \
PCI_VENDOR_ID_MOTOROLA)
#define MPC10X_BRIDGE_8240 ((0x0003 << 16) | PCI_VENDOR_ID_MOTOROLA)
#define MPC10X_BRIDGE_107 ((0x0004 << 16) | PCI_VENDOR_ID_MOTOROLA)
#define MPC10X_BRIDGE_8245 ((0x0006 << 16) | PCI_VENDOR_ID_MOTOROLA)
/* Define the type of map to use */
#define MPC10X_MEM_MAP_A 1
#define MPC10X_MEM_MAP_B 2
/* Map A (PReP Map) Defines */
#define MPC10X_MAPA_CNFG_ADDR 0x80000cf8
#define MPC10X_MAPA_CNFG_DATA 0x80000cfc
#define MPC10X_MAPA_ISA_IO_BASE 0x80000000
#define MPC10X_MAPA_ISA_MEM_BASE 0xc0000000
#define MPC10X_MAPA_DRAM_OFFSET 0x80000000
#define MPC10X_MAPA_PCI_INTACK_ADDR 0xbffffff0
#define MPC10X_MAPA_PCI_IO_START 0x00000000
#define MPC10X_MAPA_PCI_IO_END (0x00800000 - 1)
#define MPC10X_MAPA_PCI_MEM_START 0x00000000
#define MPC10X_MAPA_PCI_MEM_END (0x20000000 - 1)
#define MPC10X_MAPA_PCI_MEM_OFFSET (MPC10X_MAPA_ISA_MEM_BASE - \
MPC10X_MAPA_PCI_MEM_START)
/* Map B (CHRP Map) Defines */
#define MPC10X_MAPB_CNFG_ADDR 0xfec00000
#define MPC10X_MAPB_CNFG_DATA 0xfee00000
#define MPC10X_MAPB_ISA_IO_BASE 0xfe000000
#define MPC10X_MAPB_ISA_MEM_BASE 0x80000000
#define MPC10X_MAPB_DRAM_OFFSET 0x00000000
#define MPC10X_MAPB_PCI_INTACK_ADDR 0xfef00000
#define MPC10X_MAPB_PCI_IO_START 0x00000000
#define MPC10X_MAPB_PCI_IO_END (0x00c00000 - 1)
#define MPC10X_MAPB_PCI_MEM_START 0x80000000
#define MPC10X_MAPB_PCI_MEM_END (0xc0000000 - 1)
#define MPC10X_MAPB_PCI_MEM_OFFSET (MPC10X_MAPB_ISA_MEM_BASE - \
MPC10X_MAPB_PCI_MEM_START)
/* Set hose members to values appropriate for the mem map used */
#define MPC10X_SETUP_HOSE(hose, map) { \
(hose)->pci_mem_offset = MPC10X_MAP##map##_PCI_MEM_OFFSET; \
(hose)->io_space.start = MPC10X_MAP##map##_PCI_IO_START; \
(hose)->io_space.end = MPC10X_MAP##map##_PCI_IO_END; \
(hose)->mem_space.start = MPC10X_MAP##map##_PCI_MEM_START; \
(hose)->mem_space.end = MPC10X_MAP##map##_PCI_MEM_END; \
(hose)->io_base_virt = (void *)MPC10X_MAP##map##_ISA_IO_BASE; \
}
/* Miscellaneous Configuration register offsets */
#define MPC10X_CFG_PIR_REG 0x09
#define MPC10X_CFG_PIR_HOST_BRIDGE 0x00
#define MPC10X_CFG_PIR_AGENT 0x01
#define MPC10X_CFG_EUMBBAR 0x78
#define MPC10X_CFG_PICR1_REG 0xa8
#define MPC10X_CFG_PICR1_ADDR_MAP_MASK 0x00010000
#define MPC10X_CFG_PICR1_ADDR_MAP_A 0x00010000
#define MPC10X_CFG_PICR1_ADDR_MAP_B 0x00000000
#define MPC10X_CFG_PICR1_SPEC_PCI_RD 0x00000004
#define MPC10X_CFG_PICR1_ST_GATH_EN 0x00000040
#define MPC10X_CFG_PICR2_REG 0xac
#define MPC10X_CFG_PICR2_COPYBACK_OPT 0x00000001
#define MPC10X_CFG_MAPB_OPTIONS_REG 0xe0
#define MPC10X_CFG_MAPB_OPTIONS_CFAE 0x80 /* CPU_FD_ALIAS_EN */
#define MPC10X_CFG_MAPB_OPTIONS_PFAE 0x40 /* PCI_FD_ALIAS_EN */
#define MPC10X_CFG_MAPB_OPTIONS_DR 0x20 /* DLL_RESET */
#define MPC10X_CFG_MAPB_OPTIONS_PCICH 0x08 /* PCI_COMPATIBILITY_HOLE */
#define MPC10X_CFG_MAPB_OPTIONS_PROCCH 0x04 /* PROC_COMPATIBILITY_HOLE */
/* Define offsets for the memory controller registers in the config space */
#define MPC10X_MCTLR_MEM_START_1 0x80 /* Banks 0-3 */
#define MPC10X_MCTLR_MEM_START_2 0x84 /* Banks 4-7 */
#define MPC10X_MCTLR_EXT_MEM_START_1 0x88 /* Banks 0-3 */
#define MPC10X_MCTLR_EXT_MEM_START_2 0x8c /* Banks 4-7 */
#define MPC10X_MCTLR_MEM_END_1 0x90 /* Banks 0-3 */
#define MPC10X_MCTLR_MEM_END_2 0x94 /* Banks 4-7 */
#define MPC10X_MCTLR_EXT_MEM_END_1 0x98 /* Banks 0-3 */
#define MPC10X_MCTLR_EXT_MEM_END_2 0x9c /* Banks 4-7 */
#define MPC10X_MCTLR_MEM_BANK_ENABLES 0xa0
/* Define some offset in the EUMB */
#define MPC10X_EUMB_SIZE 0x00100000 /* Total EUMB size (1MB) */
#define MPC10X_EUMB_MU_OFFSET 0x00000000 /* Msg Unit reg offset */
#define MPC10X_EUMB_MU_SIZE 0x00001000 /* Msg Unit reg size */
#define MPC10X_EUMB_DMA_OFFSET 0x00001000 /* DMA Unit reg offset */
#define MPC10X_EUMB_DMA_SIZE 0x00001000 /* DMA Unit reg size */
#define MPC10X_EUMB_ATU_OFFSET 0x00002000 /* Addr xlate reg offset */
#define MPC10X_EUMB_ATU_SIZE 0x00001000 /* Addr xlate reg size */
#define MPC10X_EUMB_I2C_OFFSET 0x00003000 /* I2C Unit reg offset */
#define MPC10X_EUMB_I2C_SIZE 0x00001000 /* I2C Unit reg size */
#define MPC10X_EUMB_DUART_OFFSET 0x00004000 /* DUART Unit reg offset (8245) */
#define MPC10X_EUMB_DUART_SIZE 0x00001000 /* DUART Unit reg size (8245) */
#define MPC10X_EUMB_EPIC_OFFSET 0x00040000 /* EPIC offset in EUMB */
#define MPC10X_EUMB_EPIC_SIZE 0x00030000 /* EPIC size */
#define MPC10X_EUMB_PM_OFFSET 0x000fe000 /* Performance Monitor reg offset (8245) */
#define MPC10X_EUMB_PM_SIZE 0x00001000 /* Performance Monitor reg size (8245) */
#define MPC10X_EUMB_WP_OFFSET 0x000ff000 /* Data path diagnostic, watchpoint reg offset */
#define MPC10X_EUMB_WP_SIZE 0x00001000 /* Data path diagnostic, watchpoint reg size */
/*
* Define some recommended places to put the EUMB regs.
* For both maps, recommend putting the EUMB from 0xeff00000 to 0xefffffff.
*/
extern unsigned long ioremap_base;
#define MPC10X_MAPA_EUMB_BASE (ioremap_base - MPC10X_EUMB_SIZE)
#define MPC10X_MAPB_EUMB_BASE MPC10X_MAPA_EUMB_BASE
enum ppc_sys_devices {
MPC10X_IIC1,
MPC10X_DMA0,
MPC10X_DMA1,
MPC10X_UART0,
MPC10X_UART1,
NUM_PPC_SYS_DEVS,
};
int mpc10x_bridge_init(struct pci_controller *hose,
uint current_map,
uint new_map,
uint phys_eumb_base);
unsigned long mpc10x_get_mem_size(uint mem_map);
int mpc10x_enable_store_gathering(struct pci_controller *hose);
int mpc10x_disable_store_gathering(struct pci_controller *hose);
/* For MPC107 boards that use the built-in openpic */
void mpc10x_set_openpic(void);
#endif /* __PPC_KERNEL_MPC10X_H */
drivers/macintosh/ans-lcd.c
View file @ 33d71d26
......@@ -14,9 +14,10 @@
#include <asm/uaccess.h>
#include <asm/sections.h>
#include <asm/prom.h>
#include <asm/ans-lcd.h>
#include <asm/io.h>
#include "ans-lcd.h"
#define ANSLCD_ADDR 0xf301c000
#define ANSLCD_CTRL_IX 0x00
#define ANSLCD_DATA_IX 0x10
......
include/asm-powerpc/8xx_immap.h 0 → 100644
View file @ 33d71d26
/*
* MPC8xx Internal Memory Map
* Copyright (c) 1997 Dan Malek (dmalek@jlc.net)
*
* The I/O on the MPC860 is comprised of blocks of special registers
* and the dual port ram for the Communication Processor Module.
* Within this space are functional units such as the SIU, memory
* controller, system timers, and other control functions. It is
* a combination that I found difficult to separate into logical
* functional files.....but anyone else is welcome to try. -- Dan
*/
#ifdef __KERNEL__
#ifndef __IMMAP_8XX__
#define __IMMAP_8XX__
/* System configuration registers.
*/
typedef struct sys_conf {
uint sc_siumcr;
uint sc_sypcr;
uint sc_swt;
char res1[2];
ushort sc_swsr;
uint sc_sipend;
uint sc_simask;
uint sc_siel;
uint sc_sivec;
uint sc_tesr;
char res2[0xc];
uint sc_sdcr;
char res3[0x4c];
} sysconf8xx_t;
/* PCMCIA configuration registers.
*/
typedef struct pcmcia_conf {
uint pcmc_pbr0;
uint pcmc_por0;
uint pcmc_pbr1;
uint pcmc_por1;
uint pcmc_pbr2;
uint pcmc_por2;
uint pcmc_pbr3;
uint pcmc_por3;
uint pcmc_pbr4;
uint pcmc_por4;
uint pcmc_pbr5;
uint pcmc_por5;
uint pcmc_pbr6;
uint pcmc_por6;
uint pcmc_pbr7;
uint pcmc_por7;
char res1[0x20];
uint pcmc_pgcra;
uint pcmc_pgcrb;
uint pcmc_pscr;
char res2[4];
uint pcmc_pipr;
char res3[4];
uint pcmc_per;
char res4[4];
} pcmconf8xx_t;
/* Memory controller registers.
*/
typedef struct mem_ctlr {
uint memc_br0;
uint memc_or0;
uint memc_br1;
uint memc_or1;
uint memc_br2;
uint memc_or2;
uint memc_br3;
uint memc_or3;
uint memc_br4;
uint memc_or4;
uint memc_br5;
uint memc_or5;
uint memc_br6;
uint memc_or6;
uint memc_br7;
uint memc_or7;
char res1[0x24];
uint memc_mar;
uint memc_mcr;
char res2[4];
uint memc_mamr;
uint memc_mbmr;
ushort memc_mstat;
ushort memc_mptpr;
uint memc_mdr;
char res3[0x80];
} memctl8xx_t;
/*-----------------------------------------------------------------------
* BR - Memory Controler: Base Register 16-9
*/
#define BR_BA_MSK 0xffff8000 /* Base Address Mask */
#define BR_AT_MSK 0x00007000 /* Address Type Mask */
#define BR_PS_MSK 0x00000c00 /* Port Size Mask */
#define BR_PS_32 0x00000000 /* 32 bit port size */
#define BR_PS_16 0x00000800 /* 16 bit port size */
#define BR_PS_8 0x00000400 /* 8 bit port size */
#define BR_PARE 0x00000200 /* Parity Enable */
#define BR_WP 0x00000100 /* Write Protect */
#define BR_MS_MSK 0x000000c0 /* Machine Select Mask */
#define BR_MS_GPCM 0x00000000 /* G.P.C.M. Machine Select */
#define BR_MS_UPMA 0x00000080 /* U.P.M.A Machine Select */
#define BR_MS_UPMB 0x000000c0 /* U.P.M.B Machine Select */
#define BR_V 0x00000001 /* Bank Valid */
/*-----------------------------------------------------------------------
* OR - Memory Controler: Option Register 16-11
*/
#define OR_AM_MSK 0xffff8000 /* Address Mask Mask */
#define OR_ATM_MSK 0x00007000 /* Address Type Mask Mask */
#define OR_CSNT_SAM 0x00000800 /* Chip Select Negation Time/ Start */
/* Address Multiplex */
#define OR_ACS_MSK 0x00000600 /* Address to Chip Select Setup mask */
#define OR_ACS_DIV1 0x00000000 /* CS is output at the same time */
#define OR_ACS_DIV4 0x00000400 /* CS is output 1/4 a clock later */
#define OR_ACS_DIV2 0x00000600 /* CS is output 1/2 a clock later */
#define OR_G5LA 0x00000400 /* Output #GPL5 on #GPL_A5 */
#define OR_G5LS 0x00000200 /* Drive #GPL high on falling edge of...*/
#define OR_BI 0x00000100 /* Burst inhibit */
#define OR_SCY_MSK 0x000000f0 /* Cycle Lenght in Clocks */
#define OR_SCY_0_CLK 0x00000000 /* 0 clock cycles wait states */
#define OR_SCY_1_CLK 0x00000010 /* 1 clock cycles wait states */
#define OR_SCY_2_CLK 0x00000020 /* 2 clock cycles wait states */
#define OR_SCY_3_CLK 0x00000030 /* 3 clock cycles wait states */
#define OR_SCY_4_CLK 0x00000040 /* 4 clock cycles wait states */
#define OR_SCY_5_CLK 0x00000050 /* 5 clock cycles wait states */
#define OR_SCY_6_CLK 0x00000060 /* 6 clock cycles wait states */
#define OR_SCY_7_CLK 0x00000070 /* 7 clock cycles wait states */
#define OR_SCY_8_CLK 0x00000080 /* 8 clock cycles wait states */
#define OR_SCY_9_CLK 0x00000090 /* 9 clock cycles wait states */
#define OR_SCY_10_CLK 0x000000a0 /* 10 clock cycles wait states */
#define OR_SCY_11_CLK 0x000000b0 /* 11 clock cycles wait states */
#define OR_SCY_12_CLK 0x000000c0 /* 12 clock cycles wait states */
#define OR_SCY_13_CLK 0x000000d0 /* 13 clock cycles wait states */
#define OR_SCY_14_CLK 0x000000e0 /* 14 clock cycles wait states */
#define OR_SCY_15_CLK 0x000000f0 /* 15 clock cycles wait states */
#define OR_SETA 0x00000008 /* External Transfer Acknowledge */
#define OR_TRLX 0x00000004 /* Timing Relaxed */
#define OR_EHTR 0x00000002 /* Extended Hold Time on Read */
/* System Integration Timers.
*/
typedef struct sys_int_timers {
ushort sit_tbscr;
char res0[0x02];
uint sit_tbreff0;
uint sit_tbreff1;
char res1[0x14];
ushort sit_rtcsc;
char res2[0x02];
uint sit_rtc;
uint sit_rtsec;
uint sit_rtcal;
char res3[0x10];
ushort sit_piscr;
char res4[2];
uint sit_pitc;
uint sit_pitr;
char res5[0x34];
} sit8xx_t;
#define TBSCR_TBIRQ_MASK ((ushort)0xff00)
#define TBSCR_REFA ((ushort)0x0080)
#define TBSCR_REFB ((ushort)0x0040)
#define TBSCR_REFAE ((ushort)0x0008)
#define TBSCR_REFBE ((ushort)0x0004)
#define TBSCR_TBF ((ushort)0x0002)
#define TBSCR_TBE ((ushort)0x0001)
#define RTCSC_RTCIRQ_MASK ((ushort)0xff00)
#define RTCSC_SEC ((ushort)0x0080)
#define RTCSC_ALR ((ushort)0x0040)
#define RTCSC_38K ((ushort)0x0010)
#define RTCSC_SIE ((ushort)0x0008)
#define RTCSC_ALE ((ushort)0x0004)
#define RTCSC_RTF ((ushort)0x0002)
#define RTCSC_RTE ((ushort)0x0001)
#define PISCR_PIRQ_MASK ((ushort)0xff00)
#define PISCR_PS ((ushort)0x0080)
#define PISCR_PIE ((ushort)0x0004)
#define PISCR_PTF ((ushort)0x0002)
#define PISCR_PTE ((ushort)0x0001)
/* Clocks and Reset.
*/
typedef struct clk_and_reset {
uint car_sccr;
uint car_plprcr;
uint car_rsr;
char res[0x74]; /* Reserved area */
} car8xx_t;
/* System Integration Timers keys.
*/
typedef struct sitk {
uint sitk_tbscrk;
uint sitk_tbreff0k;
uint sitk_tbreff1k;
uint sitk_tbk;
char res1[0x10];
uint sitk_rtcsck;
uint sitk_rtck;
uint sitk_rtseck;
uint sitk_rtcalk;
char res2[0x10];
uint sitk_piscrk;
uint sitk_pitck;
char res3[0x38];
} sitk8xx_t;
/* Clocks and reset keys.
*/
typedef struct cark {
uint cark_sccrk;
uint cark_plprcrk;
uint cark_rsrk;
char res[0x474];
} cark8xx_t;
/* The key to unlock registers maintained by keep-alive power.
*/
#define KAPWR_KEY ((unsigned int)0x55ccaa33)
/* Video interface. MPC823 Only.
*/
typedef struct vid823 {
ushort vid_vccr;
ushort res1;
u_char vid_vsr;
u_char res2;
u_char vid_vcmr;
u_char res3;
uint vid_vbcb;
uint res4;
uint vid_vfcr0;
uint vid_vfaa0;
uint vid_vfba0;
uint vid_vfcr1;
uint vid_vfaa1;
uint vid_vfba1;
u_char res5[0x18];
} vid823_t;
/* LCD interface. 823 Only.
*/
typedef struct lcd {
uint lcd_lccr;
uint lcd_lchcr;
uint lcd_lcvcr;
char res1[4];
uint lcd_lcfaa;
uint lcd_lcfba;
char lcd_lcsr;
char res2[0x7];
} lcd823_t;
/* I2C
*/
typedef struct i2c {
u_char i2c_i2mod;
char res1[3];
u_char i2c_i2add;
char res2[3];
u_char i2c_i2brg;
char res3[3];
u_char i2c_i2com;
char res4[3];
u_char i2c_i2cer;
char res5[3];
u_char i2c_i2cmr;
char res6[0x8b];
} i2c8xx_t;
/* DMA control/status registers.
*/
typedef struct sdma_csr {
char res1[4];
uint sdma_sdar;
u_char sdma_sdsr;
char res3[3];
u_char sdma_sdmr;
char res4[3];
u_char sdma_idsr1;
char res5[3];
u_char sdma_idmr1;
char res6[3];
u_char sdma_idsr2;
char res7[3];
u_char sdma_idmr2;
char res8[0x13];
} sdma8xx_t;
/* Communication Processor Module Interrupt Controller.
*/
typedef struct cpm_ic {
ushort cpic_civr;
char res[0xe];
uint cpic_cicr;
uint cpic_cipr;
uint cpic_cimr;
uint cpic_cisr;
} cpic8xx_t;
/* Input/Output Port control/status registers.
*/
typedef struct io_port {
ushort iop_padir;
ushort iop_papar;
ushort iop_paodr;
ushort iop_padat;
char res1[8];
ushort iop_pcdir;
ushort iop_pcpar;
ushort iop_pcso;
ushort iop_pcdat;
ushort iop_pcint;
char res2[6];
ushort iop_pddir;
ushort iop_pdpar;
char res3[2];
ushort iop_pddat;
uint utmode;
char res4[4];
} iop8xx_t;
/* Communication Processor Module Timers
*/
typedef struct cpm_timers {
ushort cpmt_tgcr;
char res1[0xe];
ushort cpmt_tmr1;
ushort cpmt_tmr2;
ushort cpmt_trr1;
ushort cpmt_trr2;
ushort cpmt_tcr1;
ushort cpmt_tcr2;
ushort cpmt_tcn1;
ushort cpmt_tcn2;
ushort cpmt_tmr3;
ushort cpmt_tmr4;
ushort cpmt_trr3;
ushort cpmt_trr4;
ushort cpmt_tcr3;
ushort cpmt_tcr4;
ushort cpmt_tcn3;
ushort cpmt_tcn4;
ushort cpmt_ter1;
ushort cpmt_ter2;
ushort cpmt_ter3;
ushort cpmt_ter4;
char res2[8];
} cpmtimer8xx_t;
/* Finally, the Communication Processor stuff.....
*/
typedef struct scc { /* Serial communication channels */
uint scc_gsmrl;
uint scc_gsmrh;
ushort scc_psmr;
char res1[2];
ushort scc_todr;
ushort scc_dsr;
ushort scc_scce;
char res2[2];
ushort scc_sccm;
char res3;
u_char scc_sccs;
char res4[8];
} scc_t;
typedef struct smc { /* Serial management channels */
char res1[2];
ushort smc_smcmr;
char res2[2];
u_char smc_smce;
char res3[3];
u_char smc_smcm;
char res4[5];
} smc_t;
/* MPC860T Fast Ethernet Controller. It isn't part of the CPM, but
* it fits within the address space.
*/
typedef struct fec {
uint fec_addr_low; /* lower 32 bits of station address */
ushort fec_addr_high; /* upper 16 bits of station address */
ushort res1; /* reserved */
uint fec_hash_table_high; /* upper 32-bits of hash table */
uint fec_hash_table_low; /* lower 32-bits of hash table */
uint fec_r_des_start; /* beginning of Rx descriptor ring */
uint fec_x_des_start; /* beginning of Tx descriptor ring */
uint fec_r_buff_size; /* Rx buffer size */
uint res2[9]; /* reserved */
uint fec_ecntrl; /* ethernet control register */
uint fec_ievent; /* interrupt event register */
uint fec_imask; /* interrupt mask register */
uint fec_ivec; /* interrupt level and vector status */
uint fec_r_des_active; /* Rx ring updated flag */
uint fec_x_des_active; /* Tx ring updated flag */
uint res3[10]; /* reserved */
uint fec_mii_data; /* MII data register */
uint fec_mii_speed; /* MII speed control register */
uint res4[17]; /* reserved */
uint fec_r_bound; /* end of RAM (read-only) */
uint fec_r_fstart; /* Rx FIFO start address */
uint res5[6]; /* reserved */
uint fec_x_fstart; /* Tx FIFO start address */
uint res6[17]; /* reserved */
uint fec_fun_code; /* fec SDMA function code */
uint res7[3]; /* reserved */
uint fec_r_cntrl; /* Rx control register */
uint fec_r_hash; /* Rx hash register */
uint res8[14]; /* reserved */
uint fec_x_cntrl; /* Tx control register */
uint res9[0x1e]; /* reserved */
} fec_t;
/* The FEC and LCD color map share the same address space....
* I guess we will never see an 823T :-).
*/
union fec_lcd {
fec_t fl_un_fec;
u_char fl_un_cmap[0x200];
};
typedef struct comm_proc {
/* General control and status registers.
*/
ushort cp_cpcr;
u_char res1[2];
ushort cp_rccr;
u_char res2;
u_char cp_rmds;
u_char res3[4];
ushort cp_cpmcr1;
ushort cp_cpmcr2;
ushort cp_cpmcr3;
ushort cp_cpmcr4;
u_char res4[2];
ushort cp_rter;
u_char res5[2];
ushort cp_rtmr;
u_char res6[0x14];
/* Baud rate generators.
*/
uint cp_brgc1;
uint cp_brgc2;
uint cp_brgc3;
uint cp_brgc4;
/* Serial Communication Channels.
*/
scc_t cp_scc[4];
/* Serial Management Channels.
*/
smc_t cp_smc[2];
/* Serial Peripheral Interface.
*/
ushort cp_spmode;
u_char res7[4];
u_char cp_spie;
u_char res8[3];
u_char cp_spim;
u_char res9[2];
u_char cp_spcom;
u_char res10[2];
/* Parallel Interface Port.
*/
u_char res11[2];
ushort cp_pipc;
u_char res12[2];
ushort cp_ptpr;
uint cp_pbdir;
uint cp_pbpar;
u_char res13[2];
ushort cp_pbodr;
uint cp_pbdat;
/* Port E - MPC87x/88x only.
*/
uint cp_pedir;
uint cp_pepar;
uint cp_peso;
uint cp_peodr;
uint cp_pedat;
/* Communications Processor Timing Register -
Contains RMII Timing for the FECs on MPC87x/88x only.
*/
uint cp_cptr;
/* Serial Interface and Time Slot Assignment.
*/
uint cp_simode;
u_char cp_sigmr;
u_char res15;
u_char cp_sistr;
u_char cp_sicmr;
u_char res16[4];
uint cp_sicr;
uint cp_sirp;
u_char res17[0xc];
/* 256 bytes of MPC823 video controller RAM array.
*/
u_char cp_vcram[0x100];
u_char cp_siram[0x200];
/* The fast ethernet controller is not really part of the CPM,
* but it resides in the address space.
* The LCD color map is also here.
*/
union fec_lcd fl_un;
#define cp_fec fl_un.fl_un_fec
#define lcd_cmap fl_un.fl_un_cmap
char res18[0xE00];
/* The DUET family has a second FEC here */
fec_t cp_fec2;
#define cp_fec1 cp_fec /* consistency macro */
/* Dual Ported RAM follows.
* There are many different formats for this memory area
* depending upon the devices used and options chosen.
* Some processors don't have all of it populated.
*/
u_char cp_dpmem[0x1C00]; /* BD / Data / ucode */
u_char cp_dparam[0x400]; /* Parameter RAM */
} cpm8xx_t;
/* Internal memory map.
*/
typedef struct immap {
sysconf8xx_t im_siu_conf; /* SIU Configuration */
pcmconf8xx_t im_pcmcia; /* PCMCIA Configuration */
memctl8xx_t im_memctl; /* Memory Controller */
sit8xx_t im_sit; /* System integration timers */
car8xx_t im_clkrst; /* Clocks and reset */
sitk8xx_t im_sitk; /* Sys int timer keys */
cark8xx_t im_clkrstk; /* Clocks and reset keys */
vid823_t im_vid; /* Video (823 only) */
lcd823_t im_lcd; /* LCD (823 only) */
i2c8xx_t im_i2c; /* I2C control/status */
sdma8xx_t im_sdma; /* SDMA control/status */
cpic8xx_t im_cpic; /* CPM Interrupt Controller */
iop8xx_t im_ioport; /* IO Port control/status */
cpmtimer8xx_t im_cpmtimer; /* CPM timers */
cpm8xx_t im_cpm; /* Communication processor */
} immap_t;
#endif /* __IMMAP_8XX__ */
#endif /* __KERNEL__ */
include/asm-powerpc/commproc.h 0 → 100644
View file @ 33d71d26
/*
* MPC8xx Communication Processor Module.
* Copyright (c) 1997 Dan Malek (dmalek@jlc.net)
*
* This file contains structures and information for the communication
* processor channels. Some CPM control and status is available
* throught the MPC8xx internal memory map. See immap.h for details.
* This file only contains what I need for the moment, not the total
* CPM capabilities. I (or someone else) will add definitions as they
* are needed. -- Dan
*
* On the MBX board, EPPC-Bug loads CPM microcode into the first 512
* bytes of the DP RAM and relocates the I2C parameter area to the
* IDMA1 space. The remaining DP RAM is available for buffer descriptors
* or other use.
*/
#ifndef __CPM_8XX__
#define __CPM_8XX__
#include <asm/8xx_immap.h>
#include <asm/ptrace.h>
/* CPM Command register.
*/
#define CPM_CR_RST ((ushort)0x8000)
#define CPM_CR_OPCODE ((ushort)0x0f00)
#define CPM_CR_CHAN ((ushort)0x00f0)
#define CPM_CR_FLG ((ushort)0x0001)
/* Some commands (there are more...later)
*/
#define CPM_CR_INIT_TRX ((ushort)0x0000)
#define CPM_CR_INIT_RX ((ushort)0x0001)
#define CPM_CR_INIT_TX ((ushort)0x0002)
#define CPM_CR_HUNT_MODE ((ushort)0x0003)
#define CPM_CR_STOP_TX ((ushort)0x0004)
#define CPM_CR_GRA_STOP_TX ((ushort)0x0005)
#define CPM_CR_RESTART_TX ((ushort)0x0006)
#define CPM_CR_CLOSE_RX_BD ((ushort)0x0007)
#define CPM_CR_SET_GADDR ((ushort)0x0008)
#define CPM_CR_SET_TIMER CPM_CR_SET_GADDR
/* Channel numbers.
*/
#define CPM_CR_CH_SCC1 ((ushort)0x0000)
#define CPM_CR_CH_I2C ((ushort)0x0001) /* I2C and IDMA1 */
#define CPM_CR_CH_SCC2 ((ushort)0x0004)
#define CPM_CR_CH_SPI ((ushort)0x0005) /* SPI / IDMA2 / Timers */
#define CPM_CR_CH_TIMER CPM_CR_CH_SPI
#define CPM_CR_CH_SCC3 ((ushort)0x0008)
#define CPM_CR_CH_SMC1 ((ushort)0x0009) /* SMC1 / DSP1 */
#define CPM_CR_CH_SCC4 ((ushort)0x000c)
#define CPM_CR_CH_SMC2 ((ushort)0x000d) /* SMC2 / DSP2 */
#define mk_cr_cmd(CH, CMD) ((CMD << 8) | (CH << 4))
/* The dual ported RAM is multi-functional. Some areas can be (and are
* being) used for microcode. There is an area that can only be used
* as data ram for buffer descriptors, which is all we use right now.
* Currently the first 512 and last 256 bytes are used for microcode.
*/
#define CPM_DATAONLY_BASE ((uint)0x0800)
#define CPM_DATAONLY_SIZE ((uint)0x0700)
#define CPM_DP_NOSPACE ((uint)0x7fffffff)
/* Export the base address of the communication processor registers
* and dual port ram.
*/
extern cpm8xx_t *cpmp; /* Pointer to comm processor */
extern unsigned long cpm_dpalloc(uint size, uint align);
extern int cpm_dpfree(unsigned long offset);
extern unsigned long cpm_dpalloc_fixed(unsigned long offset, uint size, uint align);
extern void cpm_dpdump(void);
extern void *cpm_dpram_addr(unsigned long offset);
extern uint cpm_dpram_phys(u8* addr);
extern void cpm_setbrg(uint brg, uint rate);
extern uint m8xx_cpm_hostalloc(uint size);
extern int m8xx_cpm_hostfree(uint start);
extern void m8xx_cpm_hostdump(void);
extern void cpm_load_patch(volatile immap_t *immr);
/* Buffer descriptors used by many of the CPM protocols.
*/
typedef struct cpm_buf_desc {
ushort cbd_sc; /* Status and Control */
ushort cbd_datlen; /* Data length in buffer */
uint cbd_bufaddr; /* Buffer address in host memory */
} cbd_t;
#define BD_SC_EMPTY ((ushort)0x8000) /* Receive is empty */
#define BD_SC_READY ((ushort)0x8000) /* Transmit is ready */
#define BD_SC_WRAP ((ushort)0x2000) /* Last buffer descriptor */
#define BD_SC_INTRPT ((ushort)0x1000) /* Interrupt on change */
#define BD_SC_LAST ((ushort)0x0800) /* Last buffer in frame */
#define BD_SC_TC ((ushort)0x0400) /* Transmit CRC */
#define BD_SC_CM ((ushort)0x0200) /* Continous mode */
#define BD_SC_ID ((ushort)0x0100) /* Rec'd too many idles */
#define BD_SC_P ((ushort)0x0100) /* xmt preamble */
#define BD_SC_BR ((ushort)0x0020) /* Break received */
#define BD_SC_FR ((ushort)0x0010) /* Framing error */
#define BD_SC_PR ((ushort)0x0008) /* Parity error */
#define BD_SC_NAK ((ushort)0x0004) /* NAK - did not respond */
#define BD_SC_OV ((ushort)0x0002) /* Overrun */
#define BD_SC_UN ((ushort)0x0002) /* Underrun */
#define BD_SC_CD ((ushort)0x0001) /* ?? */
#define BD_SC_CL ((ushort)0x0001) /* Collision */
/* Parameter RAM offsets.
*/
#define PROFF_SCC1 ((uint)0x0000)
#define PROFF_IIC ((uint)0x0080)
#define PROFF_SCC2 ((uint)0x0100)
#define PROFF_SPI ((uint)0x0180)
#define PROFF_SCC3 ((uint)0x0200)
#define PROFF_SMC1 ((uint)0x0280)
#define PROFF_SCC4 ((uint)0x0300)
#define PROFF_SMC2 ((uint)0x0380)
/* Define enough so I can at least use the serial port as a UART.
* The MBX uses SMC1 as the host serial port.
*/
typedef struct smc_uart {
ushort smc_rbase; /* Rx Buffer descriptor base address */
ushort smc_tbase; /* Tx Buffer descriptor base address */
u_char smc_rfcr; /* Rx function code */
u_char smc_tfcr; /* Tx function code */
ushort smc_mrblr; /* Max receive buffer length */
uint smc_rstate; /* Internal */
uint smc_idp; /* Internal */
ushort smc_rbptr; /* Internal */
ushort smc_ibc; /* Internal */
uint smc_rxtmp; /* Internal */
uint smc_tstate; /* Internal */
uint smc_tdp; /* Internal */
ushort smc_tbptr; /* Internal */
ushort smc_tbc; /* Internal */
uint smc_txtmp; /* Internal */
ushort smc_maxidl; /* Maximum idle characters */
ushort smc_tmpidl; /* Temporary idle counter */
ushort smc_brklen; /* Last received break length */
ushort smc_brkec; /* rcv'd break condition counter */
ushort smc_brkcr; /* xmt break count register */
ushort smc_rmask; /* Temporary bit mask */
char res1[8]; /* Reserved */
ushort smc_rpbase; /* Relocation pointer */
} smc_uart_t;
/* Function code bits.
*/
#define SMC_EB ((u_char)0x10) /* Set big endian byte order */
/* SMC uart mode register.
*/
#define SMCMR_REN ((ushort)0x0001)
#define SMCMR_TEN ((ushort)0x0002)
#define SMCMR_DM ((ushort)0x000c)
#define SMCMR_SM_GCI ((ushort)0x0000)
#define SMCMR_SM_UART ((ushort)0x0020)
#define SMCMR_SM_TRANS ((ushort)0x0030)
#define SMCMR_SM_MASK ((ushort)0x0030)
#define SMCMR_PM_EVEN ((ushort)0x0100) /* Even parity, else odd */
#define SMCMR_REVD SMCMR_PM_EVEN
#define SMCMR_PEN ((ushort)0x0200) /* Parity enable */
#define SMCMR_BS SMCMR_PEN
#define SMCMR_SL ((ushort)0x0400) /* Two stops, else one */
#define SMCR_CLEN_MASK ((ushort)0x7800) /* Character length */
#define smcr_mk_clen(C) (((C) << 11) & SMCR_CLEN_MASK)
/* SMC2 as Centronics parallel printer. It is half duplex, in that
* it can only receive or transmit. The parameter ram values for
* each direction are either unique or properly overlap, so we can
* include them in one structure.
*/
typedef struct smc_centronics {
ushort scent_rbase;
ushort scent_tbase;
u_char scent_cfcr;
u_char scent_smask;
ushort scent_mrblr;
uint scent_rstate;
uint scent_r_ptr;
ushort scent_rbptr;
ushort scent_r_cnt;
uint scent_rtemp;
uint scent_tstate;
uint scent_t_ptr;
ushort scent_tbptr;
ushort scent_t_cnt;
uint scent_ttemp;
ushort scent_max_sl;
ushort scent_sl_cnt;
ushort scent_character1;
ushort scent_character2;
ushort scent_character3;
ushort scent_character4;
ushort scent_character5;
ushort scent_character6;
ushort scent_character7;
ushort scent_character8;
ushort scent_rccm;
ushort scent_rccr;
} smc_cent_t;
/* Centronics Status Mask Register.
*/
#define SMC_CENT_F ((u_char)0x08)
#define SMC_CENT_PE ((u_char)0x04)
#define SMC_CENT_S ((u_char)0x02)
/* SMC Event and Mask register.
*/
#define SMCM_BRKE ((unsigned char)0x40) /* When in UART Mode */
#define SMCM_BRK ((unsigned char)0x10) /* When in UART Mode */
#define SMCM_TXE ((unsigned char)0x10) /* When in Transparent Mode */
#define SMCM_BSY ((unsigned char)0x04)
#define SMCM_TX ((unsigned char)0x02)
#define SMCM_RX ((unsigned char)0x01)
/* Baud rate generators.
*/
#define CPM_BRG_RST ((uint)0x00020000)
#define CPM_BRG_EN ((uint)0x00010000)
#define CPM_BRG_EXTC_INT ((uint)0x00000000)
#define CPM_BRG_EXTC_CLK2 ((uint)0x00004000)
#define CPM_BRG_EXTC_CLK6 ((uint)0x00008000)
#define CPM_BRG_ATB ((uint)0x00002000)
#define CPM_BRG_CD_MASK ((uint)0x00001ffe)
#define CPM_BRG_DIV16 ((uint)0x00000001)
/* SI Clock Route Register
*/
#define SICR_RCLK_SCC1_BRG1 ((uint)0x00000000)
#define SICR_TCLK_SCC1_BRG1 ((uint)0x00000000)
#define SICR_RCLK_SCC2_BRG2 ((uint)0x00000800)
#define SICR_TCLK_SCC2_BRG2 ((uint)0x00000100)
#define SICR_RCLK_SCC3_BRG3 ((uint)0x00100000)
#define SICR_TCLK_SCC3_BRG3 ((uint)0x00020000)
#define SICR_RCLK_SCC4_BRG4 ((uint)0x18000000)
#define SICR_TCLK_SCC4_BRG4 ((uint)0x03000000)
/* SCCs.
*/
#define SCC_GSMRH_IRP ((uint)0x00040000)
#define SCC_GSMRH_GDE ((uint)0x00010000)
#define SCC_GSMRH_TCRC_CCITT ((uint)0x00008000)
#define SCC_GSMRH_TCRC_BISYNC ((uint)0x00004000)
#define SCC_GSMRH_TCRC_HDLC ((uint)0x00000000)
#define SCC_GSMRH_REVD ((uint)0x00002000)
#define SCC_GSMRH_TRX ((uint)0x00001000)
#define SCC_GSMRH_TTX ((uint)0x00000800)
#define SCC_GSMRH_CDP ((uint)0x00000400)
#define SCC_GSMRH_CTSP ((uint)0x00000200)
#define SCC_GSMRH_CDS ((uint)0x00000100)
#define SCC_GSMRH_CTSS ((uint)0x00000080)
#define SCC_GSMRH_TFL ((uint)0x00000040)
#define SCC_GSMRH_RFW ((uint)0x00000020)
#define SCC_GSMRH_TXSY ((uint)0x00000010)
#define SCC_GSMRH_SYNL16 ((uint)0x0000000c)
#define SCC_GSMRH_SYNL8 ((uint)0x00000008)
#define SCC_GSMRH_SYNL4 ((uint)0x00000004)
#define SCC_GSMRH_RTSM ((uint)0x00000002)
#define SCC_GSMRH_RSYN ((uint)0x00000001)
#define SCC_GSMRL_SIR ((uint)0x80000000) /* SCC2 only */
#define SCC_GSMRL_EDGE_NONE ((uint)0x60000000)
#define SCC_GSMRL_EDGE_NEG ((uint)0x40000000)
#define SCC_GSMRL_EDGE_POS ((uint)0x20000000)
#define SCC_GSMRL_EDGE_BOTH ((uint)0x00000000)
#define SCC_GSMRL_TCI ((uint)0x10000000)
#define SCC_GSMRL_TSNC_3 ((uint)0x0c000000)
#define SCC_GSMRL_TSNC_4 ((uint)0x08000000)
#define SCC_GSMRL_TSNC_14 ((uint)0x04000000)
#define SCC_GSMRL_TSNC_INF ((uint)0x00000000)
#define SCC_GSMRL_RINV ((uint)0x02000000)
#define SCC_GSMRL_TINV ((uint)0x01000000)
#define SCC_GSMRL_TPL_128 ((uint)0x00c00000)
#define SCC_GSMRL_TPL_64 ((uint)0x00a00000)
#define SCC_GSMRL_TPL_48 ((uint)0x00800000)
#define SCC_GSMRL_TPL_32 ((uint)0x00600000)
#define SCC_GSMRL_TPL_16 ((uint)0x00400000)
#define SCC_GSMRL_TPL_8 ((uint)0x00200000)
#define SCC_GSMRL_TPL_NONE ((uint)0x00000000)
#define SCC_GSMRL_TPP_ALL1 ((uint)0x00180000)
#define SCC_GSMRL_TPP_01 ((uint)0x00100000)
#define SCC_GSMRL_TPP_10 ((uint)0x00080000)
#define SCC_GSMRL_TPP_ZEROS ((uint)0x00000000)
#define SCC_GSMRL_TEND ((uint)0x00040000)
#define SCC_GSMRL_TDCR_32 ((uint)0x00030000)
#define SCC_GSMRL_TDCR_16 ((uint)0x00020000)
#define SCC_GSMRL_TDCR_8 ((uint)0x00010000)
#define SCC_GSMRL_TDCR_1 ((uint)0x00000000)
#define SCC_GSMRL_RDCR_32 ((uint)0x0000c000)
#define SCC_GSMRL_RDCR_16 ((uint)0x00008000)
#define SCC_GSMRL_RDCR_8 ((uint)0x00004000)
#define SCC_GSMRL_RDCR_1 ((uint)0x00000000)
#define SCC_GSMRL_RENC_DFMAN ((uint)0x00003000)
#define SCC_GSMRL_RENC_MANCH ((uint)0x00002000)
#define SCC_GSMRL_RENC_FM0 ((uint)0x00001000)
#define SCC_GSMRL_RENC_NRZI ((uint)0x00000800)
#define SCC_GSMRL_RENC_NRZ ((uint)0x00000000)
#define SCC_GSMRL_TENC_DFMAN ((uint)0x00000600)
#define SCC_GSMRL_TENC_MANCH ((uint)0x00000400)
#define SCC_GSMRL_TENC_FM0 ((uint)0x00000200)
#define SCC_GSMRL_TENC_NRZI ((uint)0x00000100)
#define SCC_GSMRL_TENC_NRZ ((uint)0x00000000)
#define SCC_GSMRL_DIAG_LE ((uint)0x000000c0) /* Loop and echo */
#define SCC_GSMRL_DIAG_ECHO ((uint)0x00000080)
#define SCC_GSMRL_DIAG_LOOP ((uint)0x00000040)
#define SCC_GSMRL_DIAG_NORM ((uint)0x00000000)
#define SCC_GSMRL_ENR ((uint)0x00000020)
#define SCC_GSMRL_ENT ((uint)0x00000010)
#define SCC_GSMRL_MODE_ENET ((uint)0x0000000c)
#define SCC_GSMRL_MODE_QMC ((uint)0x0000000a)
#define SCC_GSMRL_MODE_DDCMP ((uint)0x00000009)
#define SCC_GSMRL_MODE_BISYNC ((uint)0x00000008)
#define SCC_GSMRL_MODE_V14 ((uint)0x00000007)
#define SCC_GSMRL_MODE_AHDLC ((uint)0x00000006)
#define SCC_GSMRL_MODE_PROFIBUS ((uint)0x00000005)
#define SCC_GSMRL_MODE_UART ((uint)0x00000004)
#define SCC_GSMRL_MODE_SS7 ((uint)0x00000003)
#define SCC_GSMRL_MODE_ATALK ((uint)0x00000002)
#define SCC_GSMRL_MODE_HDLC ((uint)0x00000000)
#define SCC_TODR_TOD ((ushort)0x8000)
/* SCC Event and Mask register.
*/
#define SCCM_TXE ((unsigned char)0x10)
#define SCCM_BSY ((unsigned char)0x04)
#define SCCM_TX ((unsigned char)0x02)
#define SCCM_RX ((unsigned char)0x01)
typedef struct scc_param {
ushort scc_rbase; /* Rx Buffer descriptor base address */
ushort scc_tbase; /* Tx Buffer descriptor base address */
u_char scc_rfcr; /* Rx function code */
u_char scc_tfcr; /* Tx function code */
ushort scc_mrblr; /* Max receive buffer length */
uint scc_rstate; /* Internal */
uint scc_idp; /* Internal */
ushort scc_rbptr; /* Internal */
ushort scc_ibc; /* Internal */
uint scc_rxtmp; /* Internal */
uint scc_tstate; /* Internal */
uint scc_tdp; /* Internal */
ushort scc_tbptr; /* Internal */
ushort scc_tbc; /* Internal */
uint scc_txtmp; /* Internal */
uint scc_rcrc; /* Internal */
uint scc_tcrc; /* Internal */
} sccp_t;
/* Function code bits.
*/
#define SCC_EB ((u_char)0x10) /* Set big endian byte order */
/* CPM Ethernet through SCCx.
*/
typedef struct scc_enet {
sccp_t sen_genscc;
uint sen_cpres; /* Preset CRC */
uint sen_cmask; /* Constant mask for CRC */
uint sen_crcec; /* CRC Error counter */
uint sen_alec; /* alignment error counter */
uint sen_disfc; /* discard frame counter */
ushort sen_pads; /* Tx short frame pad character */
ushort sen_retlim; /* Retry limit threshold */
ushort sen_retcnt; /* Retry limit counter */
ushort sen_maxflr; /* maximum frame length register */
ushort sen_minflr; /* minimum frame length register */
ushort sen_maxd1; /* maximum DMA1 length */
ushort sen_maxd2; /* maximum DMA2 length */
ushort sen_maxd; /* Rx max DMA */
ushort sen_dmacnt; /* Rx DMA counter */
ushort sen_maxb; /* Max BD byte count */
ushort sen_gaddr1; /* Group address filter */
ushort sen_gaddr2;
ushort sen_gaddr3;
ushort sen_gaddr4;
uint sen_tbuf0data0; /* Save area 0 - current frame */
uint sen_tbuf0data1; /* Save area 1 - current frame */
uint sen_tbuf0rba; /* Internal */
uint sen_tbuf0crc; /* Internal */
ushort sen_tbuf0bcnt; /* Internal */
ushort sen_paddrh; /* physical address (MSB) */
ushort sen_paddrm;
ushort sen_paddrl; /* physical address (LSB) */
ushort sen_pper; /* persistence */
ushort sen_rfbdptr; /* Rx first BD pointer */
ushort sen_tfbdptr; /* Tx first BD pointer */
ushort sen_tlbdptr; /* Tx last BD pointer */
uint sen_tbuf1data0; /* Save area 0 - current frame */
uint sen_tbuf1data1; /* Save area 1 - current frame */
uint sen_tbuf1rba; /* Internal */
uint sen_tbuf1crc; /* Internal */
ushort sen_tbuf1bcnt; /* Internal */
ushort sen_txlen; /* Tx Frame length counter */
ushort sen_iaddr1; /* Individual address filter */
ushort sen_iaddr2;
ushort sen_iaddr3;
ushort sen_iaddr4;
ushort sen_boffcnt; /* Backoff counter */
/* NOTE: Some versions of the manual have the following items
* incorrectly documented. Below is the proper order.
*/
ushort sen_taddrh; /* temp address (MSB) */
ushort sen_taddrm;
ushort sen_taddrl; /* temp address (LSB) */
} scc_enet_t;
/* SCC Event register as used by Ethernet.
*/
#define SCCE_ENET_GRA ((ushort)0x0080) /* Graceful stop complete */
#define SCCE_ENET_TXE ((ushort)0x0010) /* Transmit Error */
#define SCCE_ENET_RXF ((ushort)0x0008) /* Full frame received */
#define SCCE_ENET_BSY ((ushort)0x0004) /* All incoming buffers full */
#define SCCE_ENET_TXB ((ushort)0x0002) /* A buffer was transmitted */
#define SCCE_ENET_RXB ((ushort)0x0001) /* A buffer was received */
/* SCC Mode Register (PMSR) as used by Ethernet.
*/
#define SCC_PSMR_HBC ((ushort)0x8000) /* Enable heartbeat */
#define SCC_PSMR_FC ((ushort)0x4000) /* Force collision */
#define SCC_PSMR_RSH ((ushort)0x2000) /* Receive short frames */
#define SCC_PSMR_IAM ((ushort)0x1000) /* Check individual hash */
#define SCC_PSMR_ENCRC ((ushort)0x0800) /* Ethernet CRC mode */
#define SCC_PSMR_PRO ((ushort)0x0200) /* Promiscuous mode */
#define SCC_PSMR_BRO ((ushort)0x0100) /* Catch broadcast pkts */
#define SCC_PSMR_SBT ((ushort)0x0080) /* Special backoff timer */
#define SCC_PSMR_LPB ((ushort)0x0040) /* Set Loopback mode */
#define SCC_PSMR_SIP ((ushort)0x0020) /* Sample Input Pins */
#define SCC_PSMR_LCW ((ushort)0x0010) /* Late collision window */
#define SCC_PSMR_NIB22 ((ushort)0x000a) /* Start frame search */
#define SCC_PSMR_FDE ((ushort)0x0001) /* Full duplex enable */
/* Buffer descriptor control/status used by Ethernet receive.
*/
#define BD_ENET_RX_EMPTY ((ushort)0x8000)
#define BD_ENET_RX_WRAP ((ushort)0x2000)
#define BD_ENET_RX_INTR ((ushort)0x1000)
#define BD_ENET_RX_LAST ((ushort)0x0800)
#define BD_ENET_RX_FIRST ((ushort)0x0400)
#define BD_ENET_RX_MISS ((ushort)0x0100)
#define BD_ENET_RX_LG ((ushort)0x0020)
#define BD_ENET_RX_NO ((ushort)0x0010)
#define BD_ENET_RX_SH ((ushort)0x0008)
#define BD_ENET_RX_CR ((ushort)0x0004)
#define BD_ENET_RX_OV ((ushort)0x0002)
#define BD_ENET_RX_CL ((ushort)0x0001)
#define BD_ENET_RX_BC ((ushort)0x0080) /* DA is Broadcast */
#define BD_ENET_RX_MC ((ushort)0x0040) /* DA is Multicast */
#define BD_ENET_RX_STATS ((ushort)0x013f) /* All status bits */
/* Buffer descriptor control/status used by Ethernet transmit.
*/
#define BD_ENET_TX_READY ((ushort)0x8000)
#define BD_ENET_TX_PAD ((ushort)0x4000)
#define BD_ENET_TX_WRAP ((ushort)0x2000)
#define BD_ENET_TX_INTR ((ushort)0x1000)
#define BD_ENET_TX_LAST ((ushort)0x0800)
#define BD_ENET_TX_TC ((ushort)0x0400)
#define BD_ENET_TX_DEF ((ushort)0x0200)
#define BD_ENET_TX_HB ((ushort)0x0100)
#define BD_ENET_TX_LC ((ushort)0x0080)
#define BD_ENET_TX_RL ((ushort)0x0040)
#define BD_ENET_TX_RCMASK ((ushort)0x003c)
#define BD_ENET_TX_UN ((ushort)0x0002)
#define BD_ENET_TX_CSL ((ushort)0x0001)
#define BD_ENET_TX_STATS ((ushort)0x03ff) /* All status bits */
/* SCC as UART
*/
typedef struct scc_uart {
sccp_t scc_genscc;
char res1[8]; /* Reserved */
ushort scc_maxidl; /* Maximum idle chars */
ushort scc_idlc; /* temp idle counter */
ushort scc_brkcr; /* Break count register */
ushort scc_parec; /* receive parity error counter */
ushort scc_frmec; /* receive framing error counter */
ushort scc_nosec; /* receive noise counter */
ushort scc_brkec; /* receive break condition counter */
ushort scc_brkln; /* last received break length */
ushort scc_uaddr1; /* UART address character 1 */
ushort scc_uaddr2; /* UART address character 2 */
ushort scc_rtemp; /* Temp storage */
ushort scc_toseq; /* Transmit out of sequence char */
ushort scc_char1; /* control character 1 */
ushort scc_char2; /* control character 2 */
ushort scc_char3; /* control character 3 */
ushort scc_char4; /* control character 4 */
ushort scc_char5; /* control character 5 */
ushort scc_char6; /* control character 6 */
ushort scc_char7; /* control character 7 */
ushort scc_char8; /* control character 8 */
ushort scc_rccm; /* receive control character mask */
ushort scc_rccr; /* receive control character register */
ushort scc_rlbc; /* receive last break character */
} scc_uart_t;
/* SCC Event and Mask registers when it is used as a UART.
*/
#define UART_SCCM_GLR ((ushort)0x1000)
#define UART_SCCM_GLT ((ushort)0x0800)
#define UART_SCCM_AB ((ushort)0x0200)
#define UART_SCCM_IDL ((ushort)0x0100)
#define UART_SCCM_GRA ((ushort)0x0080)
#define UART_SCCM_BRKE ((ushort)0x0040)
#define UART_SCCM_BRKS ((ushort)0x0020)
#define UART_SCCM_CCR ((ushort)0x0008)
#define UART_SCCM_BSY ((ushort)0x0004)
#define UART_SCCM_TX ((ushort)0x0002)
#define UART_SCCM_RX ((ushort)0x0001)
/* The SCC PMSR when used as a UART.
*/
#define SCU_PSMR_FLC ((ushort)0x8000)
#define SCU_PSMR_SL ((ushort)0x4000)
#define SCU_PSMR_CL ((ushort)0x3000)
#define SCU_PSMR_UM ((ushort)0x0c00)
#define SCU_PSMR_FRZ ((ushort)0x0200)
#define SCU_PSMR_RZS ((ushort)0x0100)
#define SCU_PSMR_SYN ((ushort)0x0080)
#define SCU_PSMR_DRT ((ushort)0x0040)
#define SCU_PSMR_PEN ((ushort)0x0010)
#define SCU_PSMR_RPM ((ushort)0x000c)
#define SCU_PSMR_REVP ((ushort)0x0008)
#define SCU_PSMR_TPM ((ushort)0x0003)
#define SCU_PSMR_TEVP ((ushort)0x0002)
/* CPM Transparent mode SCC.
*/
typedef struct scc_trans {
sccp_t st_genscc;
uint st_cpres; /* Preset CRC */
uint st_cmask; /* Constant mask for CRC */
} scc_trans_t;
#define BD_SCC_TX_LAST ((ushort)0x0800)
/* IIC parameter RAM.
*/
typedef struct iic {
ushort iic_rbase; /* Rx Buffer descriptor base address */
ushort iic_tbase; /* Tx Buffer descriptor base address */
u_char iic_rfcr; /* Rx function code */
u_char iic_tfcr; /* Tx function code */
ushort iic_mrblr; /* Max receive buffer length */
uint iic_rstate; /* Internal */
uint iic_rdp; /* Internal */
ushort iic_rbptr; /* Internal */
ushort iic_rbc; /* Internal */
uint iic_rxtmp; /* Internal */
uint iic_tstate; /* Internal */
uint iic_tdp; /* Internal */
ushort iic_tbptr; /* Internal */
ushort iic_tbc; /* Internal */
uint iic_txtmp; /* Internal */
char res1[4]; /* Reserved */
ushort iic_rpbase; /* Relocation pointer */
char res2[2]; /* Reserved */
} iic_t;
#define BD_IIC_START ((ushort)0x0400)
/* SPI parameter RAM.
*/
typedef struct spi {
ushort spi_rbase; /* Rx Buffer descriptor base address */
ushort spi_tbase; /* Tx Buffer descriptor base address */
u_char spi_rfcr; /* Rx function code */
u_char spi_tfcr; /* Tx function code */
ushort spi_mrblr; /* Max receive buffer length */
uint spi_rstate; /* Internal */
uint spi_rdp; /* Internal */
ushort spi_rbptr; /* Internal */
ushort spi_rbc; /* Internal */
uint spi_rxtmp; /* Internal */
uint spi_tstate; /* Internal */
uint spi_tdp; /* Internal */
ushort spi_tbptr; /* Internal */
ushort spi_tbc; /* Internal */
uint spi_txtmp; /* Internal */
uint spi_res;
ushort spi_rpbase; /* Relocation pointer */
ushort spi_res2;
} spi_t;
/* SPI Mode register.
*/
#define SPMODE_LOOP ((ushort)0x4000) /* Loopback */
#define SPMODE_CI ((ushort)0x2000) /* Clock Invert */
#define SPMODE_CP ((ushort)0x1000) /* Clock Phase */
#define SPMODE_DIV16 ((ushort)0x0800) /* BRG/16 mode */
#define SPMODE_REV ((ushort)0x0400) /* Reversed Data */
#define SPMODE_MSTR ((ushort)0x0200) /* SPI Master */
#define SPMODE_EN ((ushort)0x0100) /* Enable */
#define SPMODE_LENMSK ((ushort)0x00f0) /* character length */
#define SPMODE_LEN4 ((ushort)0x0030) /* 4 bits per char */
#define SPMODE_LEN8 ((ushort)0x0070) /* 8 bits per char */
#define SPMODE_LEN16 ((ushort)0x00f0) /* 16 bits per char */
#define SPMODE_PMMSK ((ushort)0x000f) /* prescale modulus */
/* SPIE fields */
#define SPIE_MME 0x20
#define SPIE_TXE 0x10
#define SPIE_BSY 0x04
#define SPIE_TXB 0x02
#define SPIE_RXB 0x01
/*
* RISC Controller Configuration Register definitons
*/
#define RCCR_TIME 0x8000 /* RISC Timer Enable */
#define RCCR_TIMEP(t) (((t) & 0x3F)<<8) /* RISC Timer Period */
#define RCCR_TIME_MASK 0x00FF /* not RISC Timer related bits */
/* RISC Timer Parameter RAM offset */
#define PROFF_RTMR ((uint)0x01B0)
typedef struct risc_timer_pram {
unsigned short tm_base; /* RISC Timer Table Base Address */
unsigned short tm_ptr; /* RISC Timer Table Pointer (internal) */
unsigned short r_tmr; /* RISC Timer Mode Register */
unsigned short r_tmv; /* RISC Timer Valid Register */
unsigned long tm_cmd; /* RISC Timer Command Register */
unsigned long tm_cnt; /* RISC Timer Internal Count */
} rt_pram_t;
/* Bits in RISC Timer Command Register */
#define TM_CMD_VALID 0x80000000 /* Valid - Enables the timer */
#define TM_CMD_RESTART 0x40000000 /* Restart - for automatic restart */
#define TM_CMD_PWM 0x20000000 /* Run in Pulse Width Modulation Mode */
#define TM_CMD_NUM(n) (((n)&0xF)<<16) /* Timer Number */
#define TM_CMD_PERIOD(p) ((p)&0xFFFF) /* Timer Period */
/* CPM interrupts. There are nearly 32 interrupts generated by CPM
* channels or devices. All of these are presented to the PPC core
* as a single interrupt. The CPM interrupt handler dispatches its
* own handlers, in a similar fashion to the PPC core handler. We
* use the table as defined in the manuals (i.e. no special high
* priority and SCC1 == SCCa, etc...).
*/
#define CPMVEC_NR 32
#define CPMVEC_PIO_PC15 ((ushort)0x1f)
#define CPMVEC_SCC1 ((ushort)0x1e)
#define CPMVEC_SCC2 ((ushort)0x1d)
#define CPMVEC_SCC3 ((ushort)0x1c)
#define CPMVEC_SCC4 ((ushort)0x1b)
#define CPMVEC_PIO_PC14 ((ushort)0x1a)
#define CPMVEC_TIMER1 ((ushort)0x19)
#define CPMVEC_PIO_PC13 ((ushort)0x18)
#define CPMVEC_PIO_PC12 ((ushort)0x17)
#define CPMVEC_SDMA_CB_ERR ((ushort)0x16)
#define CPMVEC_IDMA1 ((ushort)0x15)
#define CPMVEC_IDMA2 ((ushort)0x14)
#define CPMVEC_TIMER2 ((ushort)0x12)
#define CPMVEC_RISCTIMER ((ushort)0x11)
#define CPMVEC_I2C ((ushort)0x10)
#define CPMVEC_PIO_PC11 ((ushort)0x0f)
#define CPMVEC_PIO_PC10 ((ushort)0x0e)
#define CPMVEC_TIMER3 ((ushort)0x0c)
#define CPMVEC_PIO_PC9 ((ushort)0x0b)
#define CPMVEC_PIO_PC8 ((ushort)0x0a)
#define CPMVEC_PIO_PC7 ((ushort)0x09)
#define CPMVEC_TIMER4 ((ushort)0x07)
#define CPMVEC_PIO_PC6 ((ushort)0x06)
#define CPMVEC_SPI ((ushort)0x05)
#define CPMVEC_SMC1 ((ushort)0x04)
#define CPMVEC_SMC2 ((ushort)0x03)
#define CPMVEC_PIO_PC5 ((ushort)0x02)
#define CPMVEC_PIO_PC4 ((ushort)0x01)
#define CPMVEC_ERROR ((ushort)0x00)
/* CPM interrupt configuration vector.
*/
#define CICR_SCD_SCC4 ((uint)0x00c00000) /* SCC4 @ SCCd */
#define CICR_SCC_SCC3 ((uint)0x00200000) /* SCC3 @ SCCc */
#define CICR_SCB_SCC2 ((uint)0x00040000) /* SCC2 @ SCCb */
#define CICR_SCA_SCC1 ((uint)0x00000000) /* SCC1 @ SCCa */
#define CICR_IRL_MASK ((uint)0x0000e000) /* Core interrrupt */
#define CICR_HP_MASK ((uint)0x00001f00) /* Hi-pri int. */
#define CICR_IEN ((uint)0x00000080) /* Int. enable */
#define CICR_SPS ((uint)0x00000001) /* SCC Spread */
extern void cpm_install_handler(int vec, void (*handler)(void *), void *dev_id);
extern void cpm_free_handler(int vec);
#endif /* __CPM_8XX__ */
include/asm-powerpc/cpm2.h 0 → 100644
View file @ 33d71d26
/*
* Communication Processor Module v2.
*
* This file contains structures and information for the communication
* processor channels found in the dual port RAM or parameter RAM.
* All CPM control and status is available through the CPM2 internal
* memory map. See immap_cpm2.h for details.
*/
#ifdef __KERNEL__
#ifndef __CPM2__
#define __CPM2__
#include <asm/immap_cpm2.h>
/* CPM Command register.
*/
#define CPM_CR_RST ((uint)0x80000000)
#define CPM_CR_PAGE ((uint)0x7c000000)
#define CPM_CR_SBLOCK ((uint)0x03e00000)
#define CPM_CR_FLG ((uint)0x00010000)
#define CPM_CR_MCN ((uint)0x00003fc0)
#define CPM_CR_OPCODE ((uint)0x0000000f)
/* Device sub-block and page codes.
*/
#define CPM_CR_SCC1_SBLOCK (0x04)
#define CPM_CR_SCC2_SBLOCK (0x05)
#define CPM_CR_SCC3_SBLOCK (0x06)
#define CPM_CR_SCC4_SBLOCK (0x07)
#define CPM_CR_SMC1_SBLOCK (0x08)
#define CPM_CR_SMC2_SBLOCK (0x09)
#define CPM_CR_SPI_SBLOCK (0x0a)
#define CPM_CR_I2C_SBLOCK (0x0b)
#define CPM_CR_TIMER_SBLOCK (0x0f)
#define CPM_CR_RAND_SBLOCK (0x0e)
#define CPM_CR_FCC1_SBLOCK (0x10)
#define CPM_CR_FCC2_SBLOCK (0x11)
#define CPM_CR_FCC3_SBLOCK (0x12)
#define CPM_CR_IDMA1_SBLOCK (0x14)
#define CPM_CR_IDMA2_SBLOCK (0x15)
#define CPM_CR_IDMA3_SBLOCK (0x16)
#define CPM_CR_IDMA4_SBLOCK (0x17)
#define CPM_CR_MCC1_SBLOCK (0x1c)
#define CPM_CR_FCC_SBLOCK(x) (x + 0x10)
#define CPM_CR_SCC1_PAGE (0x00)
#define CPM_CR_SCC2_PAGE (0x01)
#define CPM_CR_SCC3_PAGE (0x02)
#define CPM_CR_SCC4_PAGE (0x03)
#define CPM_CR_SMC1_PAGE (0x07)
#define CPM_CR_SMC2_PAGE (0x08)
#define CPM_CR_SPI_PAGE (0x09)
#define CPM_CR_I2C_PAGE (0x0a)
#define CPM_CR_TIMER_PAGE (0x0a)
#define CPM_CR_RAND_PAGE (0x0a)
#define CPM_CR_FCC1_PAGE (0x04)
#define CPM_CR_FCC2_PAGE (0x05)
#define CPM_CR_FCC3_PAGE (0x06)
#define CPM_CR_IDMA1_PAGE (0x07)
#define CPM_CR_IDMA2_PAGE (0x08)
#define CPM_CR_IDMA3_PAGE (0x09)
#define CPM_CR_IDMA4_PAGE (0x0a)
#define CPM_CR_MCC1_PAGE (0x07)
#define CPM_CR_MCC2_PAGE (0x08)
#define CPM_CR_FCC_PAGE(x) (x + 0x04)
/* Some opcodes (there are more...later)
*/
#define CPM_CR_INIT_TRX ((ushort)0x0000)
#define CPM_CR_INIT_RX ((ushort)0x0001)
#define CPM_CR_INIT_TX ((ushort)0x0002)
#define CPM_CR_HUNT_MODE ((ushort)0x0003)
#define CPM_CR_STOP_TX ((ushort)0x0004)
#define CPM_CR_GRA_STOP_TX ((ushort)0x0005)
#define CPM_CR_RESTART_TX ((ushort)0x0006)
#define CPM_CR_SET_GADDR ((ushort)0x0008)
#define CPM_CR_START_IDMA ((ushort)0x0009)
#define CPM_CR_STOP_IDMA ((ushort)0x000b)
#define mk_cr_cmd(PG, SBC, MCN, OP) \
((PG << 26) | (SBC << 21) | (MCN << 6) | OP)
/* Dual Port RAM addresses. The first 16K is available for almost
* any CPM use, so we put the BDs there. The first 128 bytes are
* used for SMC1 and SMC2 parameter RAM, so we start allocating
* BDs above that. All of this must change when we start
* downloading RAM microcode.
*/
#define CPM_DATAONLY_BASE ((uint)128)
#define CPM_DP_NOSPACE ((uint)0x7fffffff)
#if defined(CONFIG_8272) || defined(CONFIG_MPC8555)
#define CPM_DATAONLY_SIZE ((uint)(8 * 1024) - CPM_DATAONLY_BASE)
#define CPM_FCC_SPECIAL_BASE ((uint)0x00009000)
#else
#define CPM_DATAONLY_SIZE ((uint)(16 * 1024) - CPM_DATAONLY_BASE)
#define CPM_FCC_SPECIAL_BASE ((uint)0x0000b000)
#endif
/* The number of pages of host memory we allocate for CPM. This is
* done early in kernel initialization to get physically contiguous
* pages.
*/
#define NUM_CPM_HOST_PAGES 2
/* Export the base address of the communication processor registers
* and dual port ram.
*/
extern cpm_cpm2_t *cpmp; /* Pointer to comm processor */
extern unsigned long cpm_dpalloc(uint size, uint align);
extern int cpm_dpfree(unsigned long offset);
extern unsigned long cpm_dpalloc_fixed(unsigned long offset, uint size, uint align);
extern void cpm_dpdump(void);
extern void *cpm_dpram_addr(unsigned long offset);
extern void cpm_setbrg(uint brg, uint rate);
extern void cpm2_fastbrg(uint brg, uint rate, int div16);
extern void cpm2_reset(void);
/* Buffer descriptors used by many of the CPM protocols.
*/
typedef struct cpm_buf_desc {
ushort cbd_sc; /* Status and Control */
ushort cbd_datlen; /* Data length in buffer */
uint cbd_bufaddr; /* Buffer address in host memory */
} cbd_t;
#define BD_SC_EMPTY ((ushort)0x8000) /* Receive is empty */
#define BD_SC_READY ((ushort)0x8000) /* Transmit is ready */
#define BD_SC_WRAP ((ushort)0x2000) /* Last buffer descriptor */
#define BD_SC_INTRPT ((ushort)0x1000) /* Interrupt on change */
#define BD_SC_LAST ((ushort)0x0800) /* Last buffer in frame */
#define BD_SC_CM ((ushort)0x0200) /* Continous mode */
#define BD_SC_ID ((ushort)0x0100) /* Rec'd too many idles */
#define BD_SC_P ((ushort)0x0100) /* xmt preamble */
#define BD_SC_BR ((ushort)0x0020) /* Break received */
#define BD_SC_FR ((ushort)0x0010) /* Framing error */
#define BD_SC_PR ((ushort)0x0008) /* Parity error */
#define BD_SC_OV ((ushort)0x0002) /* Overrun */
#define BD_SC_CD ((ushort)0x0001) /* ?? */
/* Function code bits, usually generic to devices.
*/
#define CPMFCR_GBL ((u_char)0x20) /* Set memory snooping */
#define CPMFCR_EB ((u_char)0x10) /* Set big endian byte order */
#define CPMFCR_TC2 ((u_char)0x04) /* Transfer code 2 value */
#define CPMFCR_DTB ((u_char)0x02) /* Use local bus for data when set */
#define CPMFCR_BDB ((u_char)0x01) /* Use local bus for BD when set */
/* Parameter RAM offsets from the base.
*/
#define PROFF_SCC1 ((uint)0x8000)
#define PROFF_SCC2 ((uint)0x8100)
#define PROFF_SCC3 ((uint)0x8200)
#define PROFF_SCC4 ((uint)0x8300)
#define PROFF_FCC1 ((uint)0x8400)
#define PROFF_FCC2 ((uint)0x8500)
#define PROFF_FCC3 ((uint)0x8600)
#define PROFF_MCC1 ((uint)0x8700)
#define PROFF_SMC1_BASE ((uint)0x87fc)
#define PROFF_IDMA1_BASE ((uint)0x87fe)
#define PROFF_MCC2 ((uint)0x8800)
#define PROFF_SMC2_BASE ((uint)0x88fc)
#define PROFF_IDMA2_BASE ((uint)0x88fe)
#define PROFF_SPI_BASE ((uint)0x89fc)
#define PROFF_IDMA3_BASE ((uint)0x89fe)
#define PROFF_TIMERS ((uint)0x8ae0)
#define PROFF_REVNUM ((uint)0x8af0)
#define PROFF_RAND ((uint)0x8af8)
#define PROFF_I2C_BASE ((uint)0x8afc)
#define PROFF_IDMA4_BASE ((uint)0x8afe)
#define PROFF_SCC_SIZE ((uint)0x100)
#define PROFF_FCC_SIZE ((uint)0x100)
#define PROFF_SMC_SIZE ((uint)64)
/* The SMCs are relocated to any of the first eight DPRAM pages.
* We will fix these at the first locations of DPRAM, until we
* get some microcode patches :-).
* The parameter ram space for the SMCs is fifty-some bytes, and
* they are required to start on a 64 byte boundary.
*/
#define PROFF_SMC1 (0)
#define PROFF_SMC2 (64)
/* Define enough so I can at least use the serial port as a UART.
*/
typedef struct smc_uart {
ushort smc_rbase; /* Rx Buffer descriptor base address */
ushort smc_tbase; /* Tx Buffer descriptor base address */
u_char smc_rfcr; /* Rx function code */
u_char smc_tfcr; /* Tx function code */
ushort smc_mrblr; /* Max receive buffer length */
uint smc_rstate; /* Internal */
uint smc_idp; /* Internal */
ushort smc_rbptr; /* Internal */
ushort smc_ibc; /* Internal */
uint smc_rxtmp; /* Internal */
uint smc_tstate; /* Internal */
uint smc_tdp; /* Internal */
ushort smc_tbptr; /* Internal */
ushort smc_tbc; /* Internal */
uint smc_txtmp; /* Internal */
ushort smc_maxidl; /* Maximum idle characters */
ushort smc_tmpidl; /* Temporary idle counter */
ushort smc_brklen; /* Last received break length */
ushort smc_brkec; /* rcv'd break condition counter */
ushort smc_brkcr; /* xmt break count register */
ushort smc_rmask; /* Temporary bit mask */
uint smc_stmp; /* SDMA Temp */
} smc_uart_t;
/* SMC uart mode register (Internal memory map).
*/
#define SMCMR_REN ((ushort)0x0001)
#define SMCMR_TEN ((ushort)0x0002)
#define SMCMR_DM ((ushort)0x000c)
#define SMCMR_SM_GCI ((ushort)0x0000)
#define SMCMR_SM_UART ((ushort)0x0020)
#define SMCMR_SM_TRANS ((ushort)0x0030)
#define SMCMR_SM_MASK ((ushort)0x0030)
#define SMCMR_PM_EVEN ((ushort)0x0100) /* Even parity, else odd */
#define SMCMR_REVD SMCMR_PM_EVEN
#define SMCMR_PEN ((ushort)0x0200) /* Parity enable */
#define SMCMR_BS SMCMR_PEN
#define SMCMR_SL ((ushort)0x0400) /* Two stops, else one */
#define SMCR_CLEN_MASK ((ushort)0x7800) /* Character length */
#define smcr_mk_clen(C) (((C) << 11) & SMCR_CLEN_MASK)
/* SMC Event and Mask register.
*/
#define SMCM_BRKE ((unsigned char)0x40) /* When in UART Mode */
#define SMCM_BRK ((unsigned char)0x10) /* When in UART Mode */
#define SMCM_TXE ((unsigned char)0x10)
#define SMCM_BSY ((unsigned char)0x04)
#define SMCM_TX ((unsigned char)0x02)
#define SMCM_RX ((unsigned char)0x01)
/* Baud rate generators.
*/
#define CPM_BRG_RST ((uint)0x00020000)
#define CPM_BRG_EN ((uint)0x00010000)
#define CPM_BRG_EXTC_INT ((uint)0x00000000)
#define CPM_BRG_EXTC_CLK3_9 ((uint)0x00004000)
#define CPM_BRG_EXTC_CLK5_15 ((uint)0x00008000)
#define CPM_BRG_ATB ((uint)0x00002000)
#define CPM_BRG_CD_MASK ((uint)0x00001ffe)
#define CPM_BRG_DIV16 ((uint)0x00000001)
/* SCCs.
*/
#define SCC_GSMRH_IRP ((uint)0x00040000)
#define SCC_GSMRH_GDE ((uint)0x00010000)
#define SCC_GSMRH_TCRC_CCITT ((uint)0x00008000)
#define SCC_GSMRH_TCRC_BISYNC ((uint)0x00004000)
#define SCC_GSMRH_TCRC_HDLC ((uint)0x00000000)
#define SCC_GSMRH_REVD ((uint)0x00002000)
#define SCC_GSMRH_TRX ((uint)0x00001000)
#define SCC_GSMRH_TTX ((uint)0x00000800)
#define SCC_GSMRH_CDP ((uint)0x00000400)
#define SCC_GSMRH_CTSP ((uint)0x00000200)
#define SCC_GSMRH_CDS ((uint)0x00000100)
#define SCC_GSMRH_CTSS ((uint)0x00000080)
#define SCC_GSMRH_TFL ((uint)0x00000040)
#define SCC_GSMRH_RFW ((uint)0x00000020)
#define SCC_GSMRH_TXSY ((uint)0x00000010)
#define SCC_GSMRH_SYNL16 ((uint)0x0000000c)
#define SCC_GSMRH_SYNL8 ((uint)0x00000008)
#define SCC_GSMRH_SYNL4 ((uint)0x00000004)
#define SCC_GSMRH_RTSM ((uint)0x00000002)
#define SCC_GSMRH_RSYN ((uint)0x00000001)
#define SCC_GSMRL_SIR ((uint)0x80000000) /* SCC2 only */
#define SCC_GSMRL_EDGE_NONE ((uint)0x60000000)
#define SCC_GSMRL_EDGE_NEG ((uint)0x40000000)
#define SCC_GSMRL_EDGE_POS ((uint)0x20000000)
#define SCC_GSMRL_EDGE_BOTH ((uint)0x00000000)
#define SCC_GSMRL_TCI ((uint)0x10000000)
#define SCC_GSMRL_TSNC_3 ((uint)0x0c000000)
#define SCC_GSMRL_TSNC_4 ((uint)0x08000000)
#define SCC_GSMRL_TSNC_14 ((uint)0x04000000)
#define SCC_GSMRL_TSNC_INF ((uint)0x00000000)
#define SCC_GSMRL_RINV ((uint)0x02000000)
#define SCC_GSMRL_TINV ((uint)0x01000000)
#define SCC_GSMRL_TPL_128 ((uint)0x00c00000)
#define SCC_GSMRL_TPL_64 ((uint)0x00a00000)
#define SCC_GSMRL_TPL_48 ((uint)0x00800000)
#define SCC_GSMRL_TPL_32 ((uint)0x00600000)
#define SCC_GSMRL_TPL_16 ((uint)0x00400000)
#define SCC_GSMRL_TPL_8 ((uint)0x00200000)
#define SCC_GSMRL_TPL_NONE ((uint)0x00000000)
#define SCC_GSMRL_TPP_ALL1 ((uint)0x00180000)
#define SCC_GSMRL_TPP_01 ((uint)0x00100000)
#define SCC_GSMRL_TPP_10 ((uint)0x00080000)
#define SCC_GSMRL_TPP_ZEROS ((uint)0x00000000)
#define SCC_GSMRL_TEND ((uint)0x00040000)
#define SCC_GSMRL_TDCR_32 ((uint)0x00030000)
#define SCC_GSMRL_TDCR_16 ((uint)0x00020000)
#define SCC_GSMRL_TDCR_8 ((uint)0x00010000)
#define SCC_GSMRL_TDCR_1 ((uint)0x00000000)
#define SCC_GSMRL_RDCR_32 ((uint)0x0000c000)
#define SCC_GSMRL_RDCR_16 ((uint)0x00008000)
#define SCC_GSMRL_RDCR_8 ((uint)0x00004000)
#define SCC_GSMRL_RDCR_1 ((uint)0x00000000)
#define SCC_GSMRL_RENC_DFMAN ((uint)0x00003000)
#define SCC_GSMRL_RENC_MANCH ((uint)0x00002000)
#define SCC_GSMRL_RENC_FM0 ((uint)0x00001000)
#define SCC_GSMRL_RENC_NRZI ((uint)0x00000800)
#define SCC_GSMRL_RENC_NRZ ((uint)0x00000000)
#define SCC_GSMRL_TENC_DFMAN ((uint)0x00000600)
#define SCC_GSMRL_TENC_MANCH ((uint)0x00000400)
#define SCC_GSMRL_TENC_FM0 ((uint)0x00000200)
#define SCC_GSMRL_TENC_NRZI ((uint)0x00000100)
#define SCC_GSMRL_TENC_NRZ ((uint)0x00000000)
#define SCC_GSMRL_DIAG_LE ((uint)0x000000c0) /* Loop and echo */
#define SCC_GSMRL_DIAG_ECHO ((uint)0x00000080)
#define SCC_GSMRL_DIAG_LOOP ((uint)0x00000040)
#define SCC_GSMRL_DIAG_NORM ((uint)0x00000000)
#define SCC_GSMRL_ENR ((uint)0x00000020)
#define SCC_GSMRL_ENT ((uint)0x00000010)
#define SCC_GSMRL_MODE_ENET ((uint)0x0000000c)
#define SCC_GSMRL_MODE_DDCMP ((uint)0x00000009)
#define SCC_GSMRL_MODE_BISYNC ((uint)0x00000008)
#define SCC_GSMRL_MODE_V14 ((uint)0x00000007)
#define SCC_GSMRL_MODE_AHDLC ((uint)0x00000006)
#define SCC_GSMRL_MODE_PROFIBUS ((uint)0x00000005)
#define SCC_GSMRL_MODE_UART ((uint)0x00000004)
#define SCC_GSMRL_MODE_SS7 ((uint)0x00000003)
#define SCC_GSMRL_MODE_ATALK ((uint)0x00000002)
#define SCC_GSMRL_MODE_HDLC ((uint)0x00000000)
#define SCC_TODR_TOD ((ushort)0x8000)
/* SCC Event and Mask register.
*/
#define SCCM_TXE ((unsigned char)0x10)
#define SCCM_BSY ((unsigned char)0x04)
#define SCCM_TX ((unsigned char)0x02)
#define SCCM_RX ((unsigned char)0x01)
typedef struct scc_param {
ushort scc_rbase; /* Rx Buffer descriptor base address */
ushort scc_tbase; /* Tx Buffer descriptor base address */
u_char scc_rfcr; /* Rx function code */
u_char scc_tfcr; /* Tx function code */
ushort scc_mrblr; /* Max receive buffer length */
uint scc_rstate; /* Internal */
uint scc_idp; /* Internal */
ushort scc_rbptr; /* Internal */
ushort scc_ibc; /* Internal */
uint scc_rxtmp; /* Internal */
uint scc_tstate; /* Internal */
uint scc_tdp; /* Internal */
ushort scc_tbptr; /* Internal */
ushort scc_tbc; /* Internal */
uint scc_txtmp; /* Internal */
uint scc_rcrc; /* Internal */
uint scc_tcrc; /* Internal */
} sccp_t;
/* CPM Ethernet through SCC1.
*/
typedef struct scc_enet {
sccp_t sen_genscc;
uint sen_cpres; /* Preset CRC */
uint sen_cmask; /* Constant mask for CRC */
uint sen_crcec; /* CRC Error counter */
uint sen_alec; /* alignment error counter */
uint sen_disfc; /* discard frame counter */
ushort sen_pads; /* Tx short frame pad character */
ushort sen_retlim; /* Retry limit threshold */
ushort sen_retcnt; /* Retry limit counter */
ushort sen_maxflr; /* maximum frame length register */
ushort sen_minflr; /* minimum frame length register */
ushort sen_maxd1; /* maximum DMA1 length */
ushort sen_maxd2; /* maximum DMA2 length */
ushort sen_maxd; /* Rx max DMA */
ushort sen_dmacnt; /* Rx DMA counter */
ushort sen_maxb; /* Max BD byte count */
ushort sen_gaddr1; /* Group address filter */
ushort sen_gaddr2;
ushort sen_gaddr3;
ushort sen_gaddr4;
uint sen_tbuf0data0; /* Save area 0 - current frame */
uint sen_tbuf0data1; /* Save area 1 - current frame */
uint sen_tbuf0rba; /* Internal */
uint sen_tbuf0crc; /* Internal */
ushort sen_tbuf0bcnt; /* Internal */
ushort sen_paddrh; /* physical address (MSB) */
ushort sen_paddrm;
ushort sen_paddrl; /* physical address (LSB) */
ushort sen_pper; /* persistence */
ushort sen_rfbdptr; /* Rx first BD pointer */
ushort sen_tfbdptr; /* Tx first BD pointer */
ushort sen_tlbdptr; /* Tx last BD pointer */
uint sen_tbuf1data0; /* Save area 0 - current frame */
uint sen_tbuf1data1; /* Save area 1 - current frame */
uint sen_tbuf1rba; /* Internal */
uint sen_tbuf1crc; /* Internal */
ushort sen_tbuf1bcnt; /* Internal */
ushort sen_txlen; /* Tx Frame length counter */
ushort sen_iaddr1; /* Individual address filter */
ushort sen_iaddr2;
ushort sen_iaddr3;
ushort sen_iaddr4;
ushort sen_boffcnt; /* Backoff counter */
/* NOTE: Some versions of the manual have the following items
* incorrectly documented. Below is the proper order.
*/
ushort sen_taddrh; /* temp address (MSB) */
ushort sen_taddrm;
ushort sen_taddrl; /* temp address (LSB) */
} scc_enet_t;
/* SCC Event register as used by Ethernet.
*/
#define SCCE_ENET_GRA ((ushort)0x0080) /* Graceful stop complete */
#define SCCE_ENET_TXE ((ushort)0x0010) /* Transmit Error */
#define SCCE_ENET_RXF ((ushort)0x0008) /* Full frame received */
#define SCCE_ENET_BSY ((ushort)0x0004) /* All incoming buffers full */
#define SCCE_ENET_TXB ((ushort)0x0002) /* A buffer was transmitted */
#define SCCE_ENET_RXB ((ushort)0x0001) /* A buffer was received */
/* SCC Mode Register (PSMR) as used by Ethernet.
*/
#define SCC_PSMR_HBC ((ushort)0x8000) /* Enable heartbeat */
#define SCC_PSMR_FC ((ushort)0x4000) /* Force collision */
#define SCC_PSMR_RSH ((ushort)0x2000) /* Receive short frames */
#define SCC_PSMR_IAM ((ushort)0x1000) /* Check individual hash */
#define SCC_PSMR_ENCRC ((ushort)0x0800) /* Ethernet CRC mode */
#define SCC_PSMR_PRO ((ushort)0x0200) /* Promiscuous mode */
#define SCC_PSMR_BRO ((ushort)0x0100) /* Catch broadcast pkts */
#define SCC_PSMR_SBT ((ushort)0x0080) /* Special backoff timer */
#define SCC_PSMR_LPB ((ushort)0x0040) /* Set Loopback mode */
#define SCC_PSMR_SIP ((ushort)0x0020) /* Sample Input Pins */
#define SCC_PSMR_LCW ((ushort)0x0010) /* Late collision window */
#define SCC_PSMR_NIB22 ((ushort)0x000a) /* Start frame search */
#define SCC_PSMR_FDE ((ushort)0x0001) /* Full duplex enable */
/* Buffer descriptor control/status used by Ethernet receive.
* Common to SCC and FCC.
*/
#define BD_ENET_RX_EMPTY ((ushort)0x8000)
#define BD_ENET_RX_WRAP ((ushort)0x2000)
#define BD_ENET_RX_INTR ((ushort)0x1000)
#define BD_ENET_RX_LAST ((ushort)0x0800)
#define BD_ENET_RX_FIRST ((ushort)0x0400)
#define BD_ENET_RX_MISS ((ushort)0x0100)
#define BD_ENET_RX_BC ((ushort)0x0080) /* FCC Only */
#define BD_ENET_RX_MC ((ushort)0x0040) /* FCC Only */
#define BD_ENET_RX_LG ((ushort)0x0020)
#define BD_ENET_RX_NO ((ushort)0x0010)
#define BD_ENET_RX_SH ((ushort)0x0008)
#define BD_ENET_RX_CR ((ushort)0x0004)
#define BD_ENET_RX_OV ((ushort)0x0002)
#define BD_ENET_RX_CL ((ushort)0x0001)
#define BD_ENET_RX_STATS ((ushort)0x01ff) /* All status bits */
/* Buffer descriptor control/status used by Ethernet transmit.
* Common to SCC and FCC.
*/
#define BD_ENET_TX_READY ((ushort)0x8000)
#define BD_ENET_TX_PAD ((ushort)0x4000)
#define BD_ENET_TX_WRAP ((ushort)0x2000)
#define BD_ENET_TX_INTR ((ushort)0x1000)
#define BD_ENET_TX_LAST ((ushort)0x0800)
#define BD_ENET_TX_TC ((ushort)0x0400)
#define BD_ENET_TX_DEF ((ushort)0x0200)
#define BD_ENET_TX_HB ((ushort)0x0100)
#define BD_ENET_TX_LC ((ushort)0x0080)
#define BD_ENET_TX_RL ((ushort)0x0040)
#define BD_ENET_TX_RCMASK ((ushort)0x003c)
#define BD_ENET_TX_UN ((ushort)0x0002)
#define BD_ENET_TX_CSL ((ushort)0x0001)
#define BD_ENET_TX_STATS ((ushort)0x03ff) /* All status bits */
/* SCC as UART
*/
typedef struct scc_uart {
sccp_t scc_genscc;
uint scc_res1; /* Reserved */
uint scc_res2; /* Reserved */
ushort scc_maxidl; /* Maximum idle chars */
ushort scc_idlc; /* temp idle counter */
ushort scc_brkcr; /* Break count register */
ushort scc_parec; /* receive parity error counter */
ushort scc_frmec; /* receive framing error counter */
ushort scc_nosec; /* receive noise counter */
ushort scc_brkec; /* receive break condition counter */
ushort scc_brkln; /* last received break length */
ushort scc_uaddr1; /* UART address character 1 */
ushort scc_uaddr2; /* UART address character 2 */
ushort scc_rtemp; /* Temp storage */
ushort scc_toseq; /* Transmit out of sequence char */
ushort scc_char1; /* control character 1 */
ushort scc_char2; /* control character 2 */
ushort scc_char3; /* control character 3 */
ushort scc_char4; /* control character 4 */
ushort scc_char5; /* control character 5 */
ushort scc_char6; /* control character 6 */
ushort scc_char7; /* control character 7 */
ushort scc_char8; /* control character 8 */
ushort scc_rccm; /* receive control character mask */
ushort scc_rccr; /* receive control character register */
ushort scc_rlbc; /* receive last break character */
} scc_uart_t;
/* SCC Event and Mask registers when it is used as a UART.
*/
#define UART_SCCM_GLR ((ushort)0x1000)
#define UART_SCCM_GLT ((ushort)0x0800)
#define UART_SCCM_AB ((ushort)0x0200)
#define UART_SCCM_IDL ((ushort)0x0100)
#define UART_SCCM_GRA ((ushort)0x0080)
#define UART_SCCM_BRKE ((ushort)0x0040)
#define UART_SCCM_BRKS ((ushort)0x0020)
#define UART_SCCM_CCR ((ushort)0x0008)
#define UART_SCCM_BSY ((ushort)0x0004)
#define UART_SCCM_TX ((ushort)0x0002)
#define UART_SCCM_RX ((ushort)0x0001)
/* The SCC PSMR when used as a UART.
*/
#define SCU_PSMR_FLC ((ushort)0x8000)
#define SCU_PSMR_SL ((ushort)0x4000)
#define SCU_PSMR_CL ((ushort)0x3000)
#define SCU_PSMR_UM ((ushort)0x0c00)
#define SCU_PSMR_FRZ ((ushort)0x0200)
#define SCU_PSMR_RZS ((ushort)0x0100)
#define SCU_PSMR_SYN ((ushort)0x0080)
#define SCU_PSMR_DRT ((ushort)0x0040)
#define SCU_PSMR_PEN ((ushort)0x0010)
#define SCU_PSMR_RPM ((ushort)0x000c)
#define SCU_PSMR_REVP ((ushort)0x0008)
#define SCU_PSMR_TPM ((ushort)0x0003)
#define SCU_PSMR_TEVP ((ushort)0x0002)
/* CPM Transparent mode SCC.
*/
typedef struct scc_trans {
sccp_t st_genscc;
uint st_cpres; /* Preset CRC */
uint st_cmask; /* Constant mask for CRC */
} scc_trans_t;
#define BD_SCC_TX_LAST ((ushort)0x0800)
/* How about some FCCs.....
*/
#define FCC_GFMR_DIAG_NORM ((uint)0x00000000)
#define FCC_GFMR_DIAG_LE ((uint)0x40000000)
#define FCC_GFMR_DIAG_AE ((uint)0x80000000)
#define FCC_GFMR_DIAG_ALE ((uint)0xc0000000)
#define FCC_GFMR_TCI ((uint)0x20000000)
#define FCC_GFMR_TRX ((uint)0x10000000)
#define FCC_GFMR_TTX ((uint)0x08000000)
#define FCC_GFMR_TTX ((uint)0x08000000)
#define FCC_GFMR_CDP ((uint)0x04000000)
#define FCC_GFMR_CTSP ((uint)0x02000000)
#define FCC_GFMR_CDS ((uint)0x01000000)
#define FCC_GFMR_CTSS ((uint)0x00800000)
#define FCC_GFMR_SYNL_NONE ((uint)0x00000000)
#define FCC_GFMR_SYNL_AUTO ((uint)0x00004000)
#define FCC_GFMR_SYNL_8 ((uint)0x00008000)
#define FCC_GFMR_SYNL_16 ((uint)0x0000c000)
#define FCC_GFMR_RTSM ((uint)0x00002000)
#define FCC_GFMR_RENC_NRZ ((uint)0x00000000)
#define FCC_GFMR_RENC_NRZI ((uint)0x00000800)
#define FCC_GFMR_REVD ((uint)0x00000400)
#define FCC_GFMR_TENC_NRZ ((uint)0x00000000)
#define FCC_GFMR_TENC_NRZI ((uint)0x00000100)
#define FCC_GFMR_TCRC_16 ((uint)0x00000000)
#define FCC_GFMR_TCRC_32 ((uint)0x00000080)
#define FCC_GFMR_ENR ((uint)0x00000020)
#define FCC_GFMR_ENT ((uint)0x00000010)
#define FCC_GFMR_MODE_ENET ((uint)0x0000000c)
#define FCC_GFMR_MODE_ATM ((uint)0x0000000a)
#define FCC_GFMR_MODE_HDLC ((uint)0x00000000)
/* Generic FCC parameter ram.
*/
typedef struct fcc_param {
ushort fcc_riptr; /* Rx Internal temp pointer */
ushort fcc_tiptr; /* Tx Internal temp pointer */
ushort fcc_res1;
ushort fcc_mrblr; /* Max receive buffer length, mod 32 bytes */
uint fcc_rstate; /* Upper byte is Func code, must be set */
uint fcc_rbase; /* Receive BD base */
ushort fcc_rbdstat; /* RxBD status */
ushort fcc_rbdlen; /* RxBD down counter */
uint fcc_rdptr; /* RxBD internal data pointer */
uint fcc_tstate; /* Upper byte is Func code, must be set */
uint fcc_tbase; /* Transmit BD base */
ushort fcc_tbdstat; /* TxBD status */
ushort fcc_tbdlen; /* TxBD down counter */
uint fcc_tdptr; /* TxBD internal data pointer */
uint fcc_rbptr; /* Rx BD Internal buf pointer */
uint fcc_tbptr; /* Tx BD Internal buf pointer */
uint fcc_rcrc; /* Rx temp CRC */
uint fcc_res2;
uint fcc_tcrc; /* Tx temp CRC */
} fccp_t;
/* Ethernet controller through FCC.
*/
typedef struct fcc_enet {
fccp_t fen_genfcc;
uint fen_statbuf; /* Internal status buffer */
uint fen_camptr; /* CAM address */
uint fen_cmask; /* Constant mask for CRC */
uint fen_cpres; /* Preset CRC */
uint fen_crcec; /* CRC Error counter */
uint fen_alec; /* alignment error counter */
uint fen_disfc; /* discard frame counter */
ushort fen_retlim; /* Retry limit */
ushort fen_retcnt; /* Retry counter */
ushort fen_pper; /* Persistence */
ushort fen_boffcnt; /* backoff counter */
uint fen_gaddrh; /* Group address filter, high 32-bits */
uint fen_gaddrl; /* Group address filter, low 32-bits */
ushort fen_tfcstat; /* out of sequence TxBD */
ushort fen_tfclen;
uint fen_tfcptr;
ushort fen_mflr; /* Maximum frame length (1518) */
ushort fen_paddrh; /* MAC address */
ushort fen_paddrm;
ushort fen_paddrl;
ushort fen_ibdcount; /* Internal BD counter */
ushort fen_ibdstart; /* Internal BD start pointer */
ushort fen_ibdend; /* Internal BD end pointer */
ushort fen_txlen; /* Internal Tx frame length counter */
uint fen_ibdbase[8]; /* Internal use */
uint fen_iaddrh; /* Individual address filter */
uint fen_iaddrl;
ushort fen_minflr; /* Minimum frame length (64) */
ushort fen_taddrh; /* Filter transfer MAC address */
ushort fen_taddrm;
ushort fen_taddrl;
ushort fen_padptr; /* Pointer to pad byte buffer */
ushort fen_cftype; /* control frame type */
ushort fen_cfrange; /* control frame range */
ushort fen_maxb; /* maximum BD count */
ushort fen_maxd1; /* Max DMA1 length (1520) */
ushort fen_maxd2; /* Max DMA2 length (1520) */
ushort fen_maxd; /* internal max DMA count */
ushort fen_dmacnt; /* internal DMA counter */
uint fen_octc; /* Total octect counter */
uint fen_colc; /* Total collision counter */
uint fen_broc; /* Total broadcast packet counter */
uint fen_mulc; /* Total multicast packet count */
uint fen_uspc; /* Total packets < 64 bytes */
uint fen_frgc; /* Total packets < 64 bytes with errors */
uint fen_ospc; /* Total packets > 1518 */
uint fen_jbrc; /* Total packets > 1518 with errors */
uint fen_p64c; /* Total packets == 64 bytes */
uint fen_p65c; /* Total packets 64 < bytes <= 127 */
uint fen_p128c; /* Total packets 127 < bytes <= 255 */
uint fen_p256c; /* Total packets 256 < bytes <= 511 */
uint fen_p512c; /* Total packets 512 < bytes <= 1023 */
uint fen_p1024c; /* Total packets 1024 < bytes <= 1518 */
uint fen_cambuf; /* Internal CAM buffer poiner */
ushort fen_rfthr; /* Received frames threshold */
ushort fen_rfcnt; /* Received frames count */
} fcc_enet_t;
/* FCC Event/Mask register as used by Ethernet.
*/
#define FCC_ENET_GRA ((ushort)0x0080) /* Graceful stop complete */
#define FCC_ENET_RXC ((ushort)0x0040) /* Control Frame Received */
#define FCC_ENET_TXC ((ushort)0x0020) /* Out of seq. Tx sent */
#define FCC_ENET_TXE ((ushort)0x0010) /* Transmit Error */
#define FCC_ENET_RXF ((ushort)0x0008) /* Full frame received */
#define FCC_ENET_BSY ((ushort)0x0004) /* Busy. Rx Frame dropped */
#define FCC_ENET_TXB ((ushort)0x0002) /* A buffer was transmitted */
#define FCC_ENET_RXB ((ushort)0x0001) /* A buffer was received */
/* FCC Mode Register (FPSMR) as used by Ethernet.
*/
#define FCC_PSMR_HBC ((uint)0x80000000) /* Enable heartbeat */
#define FCC_PSMR_FC ((uint)0x40000000) /* Force Collision */
#define FCC_PSMR_SBT ((uint)0x20000000) /* Stop backoff timer */
#define FCC_PSMR_LPB ((uint)0x10000000) /* Local protect. 1 = FDX */
#define FCC_PSMR_LCW ((uint)0x08000000) /* Late collision select */
#define FCC_PSMR_FDE ((uint)0x04000000) /* Full Duplex Enable */
#define FCC_PSMR_MON ((uint)0x02000000) /* RMON Enable */
#define FCC_PSMR_PRO ((uint)0x00400000) /* Promiscuous Enable */
#define FCC_PSMR_FCE ((uint)0x00200000) /* Flow Control Enable */
#define FCC_PSMR_RSH ((uint)0x00100000) /* Receive Short Frames */
#define FCC_PSMR_CAM ((uint)0x00000400) /* CAM enable */
#define FCC_PSMR_BRO ((uint)0x00000200) /* Broadcast pkt discard */
#define FCC_PSMR_ENCRC ((uint)0x00000080) /* Use 32-bit CRC */
/* IIC parameter RAM.
*/
typedef struct iic {
ushort iic_rbase; /* Rx Buffer descriptor base address */
ushort iic_tbase; /* Tx Buffer descriptor base address */
u_char iic_rfcr; /* Rx function code */
u_char iic_tfcr; /* Tx function code */
ushort iic_mrblr; /* Max receive buffer length */
uint iic_rstate; /* Internal */
uint iic_rdp; /* Internal */
ushort iic_rbptr; /* Internal */
ushort iic_rbc; /* Internal */
uint iic_rxtmp; /* Internal */
uint iic_tstate; /* Internal */
uint iic_tdp; /* Internal */
ushort iic_tbptr; /* Internal */
ushort iic_tbc; /* Internal */
uint iic_txtmp; /* Internal */
} iic_t;
/* SPI parameter RAM.
*/
typedef struct spi {
ushort spi_rbase; /* Rx Buffer descriptor base address */
ushort spi_tbase; /* Tx Buffer descriptor base address */
u_char spi_rfcr; /* Rx function code */
u_char spi_tfcr; /* Tx function code */
ushort spi_mrblr; /* Max receive buffer length */
uint spi_rstate; /* Internal */
uint spi_rdp; /* Internal */
ushort spi_rbptr; /* Internal */
ushort spi_rbc; /* Internal */
uint spi_rxtmp; /* Internal */
uint spi_tstate; /* Internal */
uint spi_tdp; /* Internal */
ushort spi_tbptr; /* Internal */
ushort spi_tbc; /* Internal */
uint spi_txtmp; /* Internal */
uint spi_res; /* Tx temp. */
uint spi_res1[4]; /* SDMA temp. */
} spi_t;
/* SPI Mode register.
*/
#define SPMODE_LOOP ((ushort)0x4000) /* Loopback */
#define SPMODE_CI ((ushort)0x2000) /* Clock Invert */
#define SPMODE_CP ((ushort)0x1000) /* Clock Phase */
#define SPMODE_DIV16 ((ushort)0x0800) /* BRG/16 mode */
#define SPMODE_REV ((ushort)0x0400) /* Reversed Data */
#define SPMODE_MSTR ((ushort)0x0200) /* SPI Master */
#define SPMODE_EN ((ushort)0x0100) /* Enable */
#define SPMODE_LENMSK ((ushort)0x00f0) /* character length */
#define SPMODE_PMMSK ((ushort)0x000f) /* prescale modulus */
#define SPMODE_LEN(x) ((((x)-1)&0xF)<<4)
#define SPMODE_PM(x) ((x) &0xF)
#define SPI_EB ((u_char)0x10) /* big endian byte order */
#define BD_IIC_START ((ushort)0x0400)
/* IDMA parameter RAM
*/
typedef struct idma {
ushort ibase; /* IDMA buffer descriptor table base address */
ushort dcm; /* DMA channel mode */
ushort ibdptr; /* IDMA current buffer descriptor pointer */
ushort dpr_buf; /* IDMA transfer buffer base address */
ushort buf_inv; /* internal buffer inventory */
ushort ss_max; /* steady-state maximum transfer size */
ushort dpr_in_ptr; /* write pointer inside the internal buffer */
ushort sts; /* source transfer size */
ushort dpr_out_ptr; /* read pointer inside the internal buffer */
ushort seob; /* source end of burst */
ushort deob; /* destination end of burst */
ushort dts; /* destination transfer size */
ushort ret_add; /* return address when working in ERM=1 mode */
ushort res0; /* reserved */
uint bd_cnt; /* internal byte count */
uint s_ptr; /* source internal data pointer */
uint d_ptr; /* destination internal data pointer */
uint istate; /* internal state */
u_char res1[20]; /* pad to 64-byte length */
} idma_t;
/* DMA channel mode bit fields
*/
#define IDMA_DCM_FB ((ushort)0x8000) /* fly-by mode */
#define IDMA_DCM_LP ((ushort)0x4000) /* low priority */
#define IDMA_DCM_TC2 ((ushort)0x0400) /* value driven on TC[2] */
#define IDMA_DCM_DMA_WRAP_MASK ((ushort)0x01c0) /* mask for DMA wrap */
#define IDMA_DCM_DMA_WRAP_64 ((ushort)0x0000) /* 64-byte DMA xfer buffer */
#define IDMA_DCM_DMA_WRAP_128 ((ushort)0x0040) /* 128-byte DMA xfer buffer */
#define IDMA_DCM_DMA_WRAP_256 ((ushort)0x0080) /* 256-byte DMA xfer buffer */
#define IDMA_DCM_DMA_WRAP_512 ((ushort)0x00c0) /* 512-byte DMA xfer buffer */
#define IDMA_DCM_DMA_WRAP_1024 ((ushort)0x0100) /* 1024-byte DMA xfer buffer */
#define IDMA_DCM_DMA_WRAP_2048 ((ushort)0x0140) /* 2048-byte DMA xfer buffer */
#define IDMA_DCM_SINC ((ushort)0x0020) /* source inc addr */
#define IDMA_DCM_DINC ((ushort)0x0010) /* destination inc addr */
#define IDMA_DCM_ERM ((ushort)0x0008) /* external request mode */
#define IDMA_DCM_DT ((ushort)0x0004) /* DONE treatment */
#define IDMA_DCM_SD_MASK ((ushort)0x0003) /* mask for SD bit field */
#define IDMA_DCM_SD_MEM2MEM ((ushort)0x0000) /* memory-to-memory xfer */
#define IDMA_DCM_SD_PER2MEM ((ushort)0x0002) /* peripheral-to-memory xfer */
#define IDMA_DCM_SD_MEM2PER ((ushort)0x0001) /* memory-to-peripheral xfer */
/* IDMA Buffer Descriptors
*/
typedef struct idma_bd {
uint flags;
uint len; /* data length */
uint src; /* source data buffer pointer */
uint dst; /* destination data buffer pointer */
} idma_bd_t;
/* IDMA buffer descriptor flag bit fields
*/
#define IDMA_BD_V ((uint)0x80000000) /* valid */
#define IDMA_BD_W ((uint)0x20000000) /* wrap */
#define IDMA_BD_I ((uint)0x10000000) /* interrupt */
#define IDMA_BD_L ((uint)0x08000000) /* last */
#define IDMA_BD_CM ((uint)0x02000000) /* continuous mode */
#define IDMA_BD_SDN ((uint)0x00400000) /* source done */
#define IDMA_BD_DDN ((uint)0x00200000) /* destination done */
#define IDMA_BD_DGBL ((uint)0x00100000) /* destination global */
#define IDMA_BD_DBO_LE ((uint)0x00040000) /* little-end dest byte order */
#define IDMA_BD_DBO_BE ((uint)0x00080000) /* big-end dest byte order */
#define IDMA_BD_DDTB ((uint)0x00010000) /* destination data bus */
#define IDMA_BD_SGBL ((uint)0x00002000) /* source global */
#define IDMA_BD_SBO_LE ((uint)0x00000800) /* little-end src byte order */
#define IDMA_BD_SBO_BE ((uint)0x00001000) /* big-end src byte order */
#define IDMA_BD_SDTB ((uint)0x00000200) /* source data bus */
/* per-channel IDMA registers
*/
typedef struct im_idma {
u_char idsr; /* IDMAn event status register */
u_char res0[3];
u_char idmr; /* IDMAn event mask register */
u_char res1[3];
} im_idma_t;
/* IDMA event register bit fields
*/
#define IDMA_EVENT_SC ((unsigned char)0x08) /* stop completed */
#define IDMA_EVENT_OB ((unsigned char)0x04) /* out of buffers */
#define IDMA_EVENT_EDN ((unsigned char)0x02) /* external DONE asserted */
#define IDMA_EVENT_BC ((unsigned char)0x01) /* buffer descriptor complete */
/* RISC Controller Configuration Register (RCCR) bit fields
*/
#define RCCR_TIME ((uint)0x80000000) /* timer enable */
#define RCCR_TIMEP_MASK ((uint)0x3f000000) /* mask for timer period bit field */
#define RCCR_DR0M ((uint)0x00800000) /* IDMA0 request mode */
#define RCCR_DR1M ((uint)0x00400000) /* IDMA1 request mode */
#define RCCR_DR2M ((uint)0x00000080) /* IDMA2 request mode */
#define RCCR_DR3M ((uint)0x00000040) /* IDMA3 request mode */
#define RCCR_DR0QP_MASK ((uint)0x00300000) /* mask for IDMA0 req priority */
#define RCCR_DR0QP_HIGH ((uint)0x00000000) /* IDMA0 has high req priority */
#define RCCR_DR0QP_MED ((uint)0x00100000) /* IDMA0 has medium req priority */
#define RCCR_DR0QP_LOW ((uint)0x00200000) /* IDMA0 has low req priority */
#define RCCR_DR1QP_MASK ((uint)0x00030000) /* mask for IDMA1 req priority */
#define RCCR_DR1QP_HIGH ((uint)0x00000000) /* IDMA1 has high req priority */
#define RCCR_DR1QP_MED ((uint)0x00010000) /* IDMA1 has medium req priority */
#define RCCR_DR1QP_LOW ((uint)0x00020000) /* IDMA1 has low req priority */
#define RCCR_DR2QP_MASK ((uint)0x00000030) /* mask for IDMA2 req priority */
#define RCCR_DR2QP_HIGH ((uint)0x00000000) /* IDMA2 has high req priority */
#define RCCR_DR2QP_MED ((uint)0x00000010) /* IDMA2 has medium req priority */
#define RCCR_DR2QP_LOW ((uint)0x00000020) /* IDMA2 has low req priority */
#define RCCR_DR3QP_MASK ((uint)0x00000003) /* mask for IDMA3 req priority */
#define RCCR_DR3QP_HIGH ((uint)0x00000000) /* IDMA3 has high req priority */
#define RCCR_DR3QP_MED ((uint)0x00000001) /* IDMA3 has medium req priority */
#define RCCR_DR3QP_LOW ((uint)0x00000002) /* IDMA3 has low req priority */
#define RCCR_EIE ((uint)0x00080000) /* external interrupt enable */
#define RCCR_SCD ((uint)0x00040000) /* scheduler configuration */
#define RCCR_ERAM_MASK ((uint)0x0000e000) /* mask for enable RAM microcode */
#define RCCR_ERAM_0KB ((uint)0x00000000) /* use 0KB of dpram for microcode */
#define RCCR_ERAM_2KB ((uint)0x00002000) /* use 2KB of dpram for microcode */
#define RCCR_ERAM_4KB ((uint)0x00004000) /* use 4KB of dpram for microcode */
#define RCCR_ERAM_6KB ((uint)0x00006000) /* use 6KB of dpram for microcode */
#define RCCR_ERAM_8KB ((uint)0x00008000) /* use 8KB of dpram for microcode */
#define RCCR_ERAM_10KB ((uint)0x0000a000) /* use 10KB of dpram for microcode */
#define RCCR_ERAM_12KB ((uint)0x0000c000) /* use 12KB of dpram for microcode */
#define RCCR_EDM0 ((uint)0x00000800) /* DREQ0 edge detect mode */
#define RCCR_EDM1 ((uint)0x00000400) /* DREQ1 edge detect mode */
#define RCCR_EDM2 ((uint)0x00000200) /* DREQ2 edge detect mode */
#define RCCR_EDM3 ((uint)0x00000100) /* DREQ3 edge detect mode */
#define RCCR_DEM01 ((uint)0x00000008) /* DONE0/DONE1 edge detect mode */
#define RCCR_DEM23 ((uint)0x00000004) /* DONE2/DONE3 edge detect mode */
/*-----------------------------------------------------------------------
* CMXFCR - CMX FCC Clock Route Register
*/
#define CMXFCR_FC1 0x40000000 /* FCC1 connection */
#define CMXFCR_RF1CS_MSK 0x38000000 /* Receive FCC1 Clock Source Mask */
#define CMXFCR_TF1CS_MSK 0x07000000 /* Transmit FCC1 Clock Source Mask */
#define CMXFCR_FC2 0x00400000 /* FCC2 connection */
#define CMXFCR_RF2CS_MSK 0x00380000 /* Receive FCC2 Clock Source Mask */
#define CMXFCR_TF2CS_MSK 0x00070000 /* Transmit FCC2 Clock Source Mask */
#define CMXFCR_FC3 0x00004000 /* FCC3 connection */
#define CMXFCR_RF3CS_MSK 0x00003800 /* Receive FCC3 Clock Source Mask */
#define CMXFCR_TF3CS_MSK 0x00000700 /* Transmit FCC3 Clock Source Mask */
#define CMXFCR_RF1CS_BRG5 0x00000000 /* Receive FCC1 Clock Source is BRG5 */
#define CMXFCR_RF1CS_BRG6 0x08000000 /* Receive FCC1 Clock Source is BRG6 */
#define CMXFCR_RF1CS_BRG7 0x10000000 /* Receive FCC1 Clock Source is BRG7 */
#define CMXFCR_RF1CS_BRG8 0x18000000 /* Receive FCC1 Clock Source is BRG8 */
#define CMXFCR_RF1CS_CLK9 0x20000000 /* Receive FCC1 Clock Source is CLK9 */
#define CMXFCR_RF1CS_CLK10 0x28000000 /* Receive FCC1 Clock Source is CLK10 */
#define CMXFCR_RF1CS_CLK11 0x30000000 /* Receive FCC1 Clock Source is CLK11 */
#define CMXFCR_RF1CS_CLK12 0x38000000 /* Receive FCC1 Clock Source is CLK12 */
#define CMXFCR_TF1CS_BRG5 0x00000000 /* Transmit FCC1 Clock Source is BRG5 */
#define CMXFCR_TF1CS_BRG6 0x01000000 /* Transmit FCC1 Clock Source is BRG6 */
#define CMXFCR_TF1CS_BRG7 0x02000000 /* Transmit FCC1 Clock Source is BRG7 */
#define CMXFCR_TF1CS_BRG8 0x03000000 /* Transmit FCC1 Clock Source is BRG8 */
#define CMXFCR_TF1CS_CLK9 0x04000000 /* Transmit FCC1 Clock Source is CLK9 */
#define CMXFCR_TF1CS_CLK10 0x05000000 /* Transmit FCC1 Clock Source is CLK10 */
#define CMXFCR_TF1CS_CLK11 0x06000000 /* Transmit FCC1 Clock Source is CLK11 */
#define CMXFCR_TF1CS_CLK12 0x07000000 /* Transmit FCC1 Clock Source is CLK12 */
#define CMXFCR_RF2CS_BRG5 0x00000000 /* Receive FCC2 Clock Source is BRG5 */
#define CMXFCR_RF2CS_BRG6 0x00080000 /* Receive FCC2 Clock Source is BRG6 */
#define CMXFCR_RF2CS_BRG7 0x00100000 /* Receive FCC2 Clock Source is BRG7 */
#define CMXFCR_RF2CS_BRG8 0x00180000 /* Receive FCC2 Clock Source is BRG8 */
#define CMXFCR_RF2CS_CLK13 0x00200000 /* Receive FCC2 Clock Source is CLK13 */
#define CMXFCR_RF2CS_CLK14 0x00280000 /* Receive FCC2 Clock Source is CLK14 */
#define CMXFCR_RF2CS_CLK15 0x00300000 /* Receive FCC2 Clock Source is CLK15 */
#define CMXFCR_RF2CS_CLK16 0x00380000 /* Receive FCC2 Clock Source is CLK16 */
#define CMXFCR_TF2CS_BRG5 0x00000000 /* Transmit FCC2 Clock Source is BRG5 */
#define CMXFCR_TF2CS_BRG6 0x00010000 /* Transmit FCC2 Clock Source is BRG6 */
#define CMXFCR_TF2CS_BRG7 0x00020000 /* Transmit FCC2 Clock Source is BRG7 */
#define CMXFCR_TF2CS_BRG8 0x00030000 /* Transmit FCC2 Clock Source is BRG8 */
#define CMXFCR_TF2CS_CLK13 0x00040000 /* Transmit FCC2 Clock Source is CLK13 */
#define CMXFCR_TF2CS_CLK14 0x00050000 /* Transmit FCC2 Clock Source is CLK14 */
#define CMXFCR_TF2CS_CLK15 0x00060000 /* Transmit FCC2 Clock Source is CLK15 */
#define CMXFCR_TF2CS_CLK16 0x00070000 /* Transmit FCC2 Clock Source is CLK16 */
#define CMXFCR_RF3CS_BRG5 0x00000000 /* Receive FCC3 Clock Source is BRG5 */
#define CMXFCR_RF3CS_BRG6 0x00000800 /* Receive FCC3 Clock Source is BRG6 */
#define CMXFCR_RF3CS_BRG7 0x00001000 /* Receive FCC3 Clock Source is BRG7 */
#define CMXFCR_RF3CS_BRG8 0x00001800 /* Receive FCC3 Clock Source is BRG8 */
#define CMXFCR_RF3CS_CLK13 0x00002000 /* Receive FCC3 Clock Source is CLK13 */
#define CMXFCR_RF3CS_CLK14 0x00002800 /* Receive FCC3 Clock Source is CLK14 */
#define CMXFCR_RF3CS_CLK15 0x00003000 /* Receive FCC3 Clock Source is CLK15 */
#define CMXFCR_RF3CS_CLK16 0x00003800 /* Receive FCC3 Clock Source is CLK16 */
#define CMXFCR_TF3CS_BRG5 0x00000000 /* Transmit FCC3 Clock Source is BRG5 */
#define CMXFCR_TF3CS_BRG6 0x00000100 /* Transmit FCC3 Clock Source is BRG6 */
#define CMXFCR_TF3CS_BRG7 0x00000200 /* Transmit FCC3 Clock Source is BRG7 */
#define CMXFCR_TF3CS_BRG8 0x00000300 /* Transmit FCC3 Clock Source is BRG8 */
#define CMXFCR_TF3CS_CLK13 0x00000400 /* Transmit FCC3 Clock Source is CLK13 */
#define CMXFCR_TF3CS_CLK14 0x00000500 /* Transmit FCC3 Clock Source is CLK14 */
#define CMXFCR_TF3CS_CLK15 0x00000600 /* Transmit FCC3 Clock Source is CLK15 */
#define CMXFCR_TF3CS_CLK16 0x00000700 /* Transmit FCC3 Clock Source is CLK16 */
/*-----------------------------------------------------------------------
* CMXSCR - CMX SCC Clock Route Register
*/
#define CMXSCR_GR1 0x80000000 /* Grant Support of SCC1 */
#define CMXSCR_SC1 0x40000000 /* SCC1 connection */
#define CMXSCR_RS1CS_MSK 0x38000000 /* Receive SCC1 Clock Source Mask */
#define CMXSCR_TS1CS_MSK 0x07000000 /* Transmit SCC1 Clock Source Mask */
#define CMXSCR_GR2 0x00800000 /* Grant Support of SCC2 */
#define CMXSCR_SC2 0x00400000 /* SCC2 connection */
#define CMXSCR_RS2CS_MSK 0x00380000 /* Receive SCC2 Clock Source Mask */
#define CMXSCR_TS2CS_MSK 0x00070000 /* Transmit SCC2 Clock Source Mask */
#define CMXSCR_GR3 0x00008000 /* Grant Support of SCC3 */
#define CMXSCR_SC3 0x00004000 /* SCC3 connection */
#define CMXSCR_RS3CS_MSK 0x00003800 /* Receive SCC3 Clock Source Mask */
#define CMXSCR_TS3CS_MSK 0x00000700 /* Transmit SCC3 Clock Source Mask */
#define CMXSCR_GR4 0x00000080 /* Grant Support of SCC4 */
#define CMXSCR_SC4 0x00000040 /* SCC4 connection */
#define CMXSCR_RS4CS_MSK 0x00000038 /* Receive SCC4 Clock Source Mask */
#define CMXSCR_TS4CS_MSK 0x00000007 /* Transmit SCC4 Clock Source Mask */
#define CMXSCR_RS1CS_BRG1 0x00000000 /* SCC1 Rx Clock Source is BRG1 */
#define CMXSCR_RS1CS_BRG2 0x08000000 /* SCC1 Rx Clock Source is BRG2 */
#define CMXSCR_RS1CS_BRG3 0x10000000 /* SCC1 Rx Clock Source is BRG3 */
#define CMXSCR_RS1CS_BRG4 0x18000000 /* SCC1 Rx Clock Source is BRG4 */
#define CMXSCR_RS1CS_CLK11 0x20000000 /* SCC1 Rx Clock Source is CLK11 */
#define CMXSCR_RS1CS_CLK12 0x28000000 /* SCC1 Rx Clock Source is CLK12 */
#define CMXSCR_RS1CS_CLK3 0x30000000 /* SCC1 Rx Clock Source is CLK3 */
#define CMXSCR_RS1CS_CLK4 0x38000000 /* SCC1 Rx Clock Source is CLK4 */
#define CMXSCR_TS1CS_BRG1 0x00000000 /* SCC1 Tx Clock Source is BRG1 */
#define CMXSCR_TS1CS_BRG2 0x01000000 /* SCC1 Tx Clock Source is BRG2 */
#define CMXSCR_TS1CS_BRG3 0x02000000 /* SCC1 Tx Clock Source is BRG3 */
#define CMXSCR_TS1CS_BRG4 0x03000000 /* SCC1 Tx Clock Source is BRG4 */
#define CMXSCR_TS1CS_CLK11 0x04000000 /* SCC1 Tx Clock Source is CLK11 */
#define CMXSCR_TS1CS_CLK12 0x05000000 /* SCC1 Tx Clock Source is CLK12 */
#define CMXSCR_TS1CS_CLK3 0x06000000 /* SCC1 Tx Clock Source is CLK3 */
#define CMXSCR_TS1CS_CLK4 0x07000000 /* SCC1 Tx Clock Source is CLK4 */
#define CMXSCR_RS2CS_BRG1 0x00000000 /* SCC2 Rx Clock Source is BRG1 */
#define CMXSCR_RS2CS_BRG2 0x00080000 /* SCC2 Rx Clock Source is BRG2 */
#define CMXSCR_RS2CS_BRG3 0x00100000 /* SCC2 Rx Clock Source is BRG3 */
#define CMXSCR_RS2CS_BRG4 0x00180000 /* SCC2 Rx Clock Source is BRG4 */
#define CMXSCR_RS2CS_CLK11 0x00200000 /* SCC2 Rx Clock Source is CLK11 */
#define CMXSCR_RS2CS_CLK12 0x00280000 /* SCC2 Rx Clock Source is CLK12 */
#define CMXSCR_RS2CS_CLK3 0x00300000 /* SCC2 Rx Clock Source is CLK3 */
#define CMXSCR_RS2CS_CLK4 0x00380000 /* SCC2 Rx Clock Source is CLK4 */
#define CMXSCR_TS2CS_BRG1 0x00000000 /* SCC2 Tx Clock Source is BRG1 */
#define CMXSCR_TS2CS_BRG2 0x00010000 /* SCC2 Tx Clock Source is BRG2 */
#define CMXSCR_TS2CS_BRG3 0x00020000 /* SCC2 Tx Clock Source is BRG3 */
#define CMXSCR_TS2CS_BRG4 0x00030000 /* SCC2 Tx Clock Source is BRG4 */
#define CMXSCR_TS2CS_CLK11 0x00040000 /* SCC2 Tx Clock Source is CLK11 */
#define CMXSCR_TS2CS_CLK12 0x00050000 /* SCC2 Tx Clock Source is CLK12 */
#define CMXSCR_TS2CS_CLK3 0x00060000 /* SCC2 Tx Clock Source is CLK3 */
#define CMXSCR_TS2CS_CLK4 0x00070000 /* SCC2 Tx Clock Source is CLK4 */
#define CMXSCR_RS3CS_BRG1 0x00000000 /* SCC3 Rx Clock Source is BRG1 */
#define CMXSCR_RS3CS_BRG2 0x00000800 /* SCC3 Rx Clock Source is BRG2 */
#define CMXSCR_RS3CS_BRG3 0x00001000 /* SCC3 Rx Clock Source is BRG3 */
#define CMXSCR_RS3CS_BRG4 0x00001800 /* SCC3 Rx Clock Source is BRG4 */
#define CMXSCR_RS3CS_CLK5 0x00002000 /* SCC3 Rx Clock Source is CLK5 */
#define CMXSCR_RS3CS_CLK6 0x00002800 /* SCC3 Rx Clock Source is CLK6 */
#define CMXSCR_RS3CS_CLK7 0x00003000 /* SCC3 Rx Clock Source is CLK7 */
#define CMXSCR_RS3CS_CLK8 0x00003800 /* SCC3 Rx Clock Source is CLK8 */
#define CMXSCR_TS3CS_BRG1 0x00000000 /* SCC3 Tx Clock Source is BRG1 */
#define CMXSCR_TS3CS_BRG2 0x00000100 /* SCC3 Tx Clock Source is BRG2 */
#define CMXSCR_TS3CS_BRG3 0x00000200 /* SCC3 Tx Clock Source is BRG3 */
#define CMXSCR_TS3CS_BRG4 0x00000300 /* SCC3 Tx Clock Source is BRG4 */
#define CMXSCR_TS3CS_CLK5 0x00000400 /* SCC3 Tx Clock Source is CLK5 */
#define CMXSCR_TS3CS_CLK6 0x00000500 /* SCC3 Tx Clock Source is CLK6 */
#define CMXSCR_TS3CS_CLK7 0x00000600 /* SCC3 Tx Clock Source is CLK7 */
#define CMXSCR_TS3CS_CLK8 0x00000700 /* SCC3 Tx Clock Source is CLK8 */
#define CMXSCR_RS4CS_BRG1 0x00000000 /* SCC4 Rx Clock Source is BRG1 */
#define CMXSCR_RS4CS_BRG2 0x00000008 /* SCC4 Rx Clock Source is BRG2 */
#define CMXSCR_RS4CS_BRG3 0x00000010 /* SCC4 Rx Clock Source is BRG3 */
#define CMXSCR_RS4CS_BRG4 0x00000018 /* SCC4 Rx Clock Source is BRG4 */
#define CMXSCR_RS4CS_CLK5 0x00000020 /* SCC4 Rx Clock Source is CLK5 */
#define CMXSCR_RS4CS_CLK6 0x00000028 /* SCC4 Rx Clock Source is CLK6 */
#define CMXSCR_RS4CS_CLK7 0x00000030 /* SCC4 Rx Clock Source is CLK7 */
#define CMXSCR_RS4CS_CLK8 0x00000038 /* SCC4 Rx Clock Source is CLK8 */
#define CMXSCR_TS4CS_BRG1 0x00000000 /* SCC4 Tx Clock Source is BRG1 */
#define CMXSCR_TS4CS_BRG2 0x00000001 /* SCC4 Tx Clock Source is BRG2 */
#define CMXSCR_TS4CS_BRG3 0x00000002 /* SCC4 Tx Clock Source is BRG3 */
#define CMXSCR_TS4CS_BRG4 0x00000003 /* SCC4 Tx Clock Source is BRG4 */
#define CMXSCR_TS4CS_CLK5 0x00000004 /* SCC4 Tx Clock Source is CLK5 */
#define CMXSCR_TS4CS_CLK6 0x00000005 /* SCC4 Tx Clock Source is CLK6 */
#define CMXSCR_TS4CS_CLK7 0x00000006 /* SCC4 Tx Clock Source is CLK7 */
#define CMXSCR_TS4CS_CLK8 0x00000007 /* SCC4 Tx Clock Source is CLK8 */
/*-----------------------------------------------------------------------
* SIUMCR - SIU Module Configuration Register 4-31
*/
#define SIUMCR_BBD 0x80000000 /* Bus Busy Disable */
#define SIUMCR_ESE 0x40000000 /* External Snoop Enable */
#define SIUMCR_PBSE 0x20000000 /* Parity Byte Select Enable */
#define SIUMCR_CDIS 0x10000000 /* Core Disable */
#define SIUMCR_DPPC00 0x00000000 /* Data Parity Pins Configuration*/
#define SIUMCR_DPPC01 0x04000000 /* - " - */
#define SIUMCR_DPPC10 0x08000000 /* - " - */
#define SIUMCR_DPPC11 0x0c000000 /* - " - */
#define SIUMCR_L2CPC00 0x00000000 /* L2 Cache Pins Configuration */
#define SIUMCR_L2CPC01 0x01000000 /* - " - */
#define SIUMCR_L2CPC10 0x02000000 /* - " - */
#define SIUMCR_L2CPC11 0x03000000 /* - " - */
#define SIUMCR_LBPC00 0x00000000 /* Local Bus Pins Configuration */
#define SIUMCR_LBPC01 0x00400000 /* - " - */
#define SIUMCR_LBPC10 0x00800000 /* - " - */
#define SIUMCR_LBPC11 0x00c00000 /* - " - */
#define SIUMCR_APPC00 0x00000000 /* Address Parity Pins Configuration*/
#define SIUMCR_APPC01 0x00100000 /* - " - */
#define SIUMCR_APPC10 0x00200000 /* - " - */
#define SIUMCR_APPC11 0x00300000 /* - " - */
#define SIUMCR_CS10PC00 0x00000000 /* CS10 Pin Configuration */
#define SIUMCR_CS10PC01 0x00040000 /* - " - */
#define SIUMCR_CS10PC10 0x00080000 /* - " - */
#define SIUMCR_CS10PC11 0x000c0000 /* - " - */
#define SIUMCR_BCTLC00 0x00000000 /* Buffer Control Configuration */
#define SIUMCR_BCTLC01 0x00010000 /* - " - */
#define SIUMCR_BCTLC10 0x00020000 /* - " - */
#define SIUMCR_BCTLC11 0x00030000 /* - " - */
#define SIUMCR_MMR00 0x00000000 /* Mask Masters Requests */
#define SIUMCR_MMR01 0x00004000 /* - " - */
#define SIUMCR_MMR10 0x00008000 /* - " - */
#define SIUMCR_MMR11 0x0000c000 /* - " - */
#define SIUMCR_LPBSE 0x00002000 /* LocalBus Parity Byte Select Enable*/
/*-----------------------------------------------------------------------
* SCCR - System Clock Control Register 9-8
*/
#define SCCR_PCI_MODE 0x00000100 /* PCI Mode */
#define SCCR_PCI_MODCK 0x00000080 /* Value of PCI_MODCK pin */
#define SCCR_PCIDF_MSK 0x00000078 /* PCI division factor */
#define SCCR_PCIDF_SHIFT 3
#ifndef CPM_IMMR_OFFSET
#define CPM_IMMR_OFFSET 0x101a8
#endif
#define FCC_PSMR_RMII ((uint)0x00020000) /* Use RMII interface */
/* FCC iop & clock configuration. BSP code is responsible to define Fx_RXCLK & Fx_TXCLK
* in order to use clock-computing stuff below for the FCC x
*/
/* Automatically generates register configurations */
#define PC_CLK(x) ((uint)(1<<(x-1))) /* FCC CLK I/O ports */
#define CMXFCR_RF1CS(x) ((uint)((x-5)<<27)) /* FCC1 Receive Clock Source */
#define CMXFCR_TF1CS(x) ((uint)((x-5)<<24)) /* FCC1 Transmit Clock Source */
#define CMXFCR_RF2CS(x) ((uint)((x-9)<<19)) /* FCC2 Receive Clock Source */
#define CMXFCR_TF2CS(x) ((uint)((x-9)<<16)) /* FCC2 Transmit Clock Source */
#define CMXFCR_RF3CS(x) ((uint)((x-9)<<11)) /* FCC3 Receive Clock Source */
#define CMXFCR_TF3CS(x) ((uint)((x-9)<<8)) /* FCC3 Transmit Clock Source */
#define PC_F1RXCLK PC_CLK(F1_RXCLK)
#define PC_F1TXCLK PC_CLK(F1_TXCLK)
#define CMX1_CLK_ROUTE (CMXFCR_RF1CS(F1_RXCLK) | CMXFCR_TF1CS(F1_TXCLK))
#define CMX1_CLK_MASK ((uint)0xff000000)
#define PC_F2RXCLK PC_CLK(F2_RXCLK)
#define PC_F2TXCLK PC_CLK(F2_TXCLK)
#define CMX2_CLK_ROUTE (CMXFCR_RF2CS(F2_RXCLK) | CMXFCR_TF2CS(F2_TXCLK))
#define CMX2_CLK_MASK ((uint)0x00ff0000)
#define PC_F3RXCLK PC_CLK(F3_RXCLK)
#define PC_F3TXCLK PC_CLK(F3_TXCLK)
#define CMX3_CLK_ROUTE (CMXFCR_RF3CS(F3_RXCLK) | CMXFCR_TF3CS(F3_TXCLK))
#define CMX3_CLK_MASK ((uint)0x0000ff00)
#define CPMUX_CLK_MASK (CMX3_CLK_MASK | CMX2_CLK_MASK)
#define CPMUX_CLK_ROUTE (CMX3_CLK_ROUTE | CMX2_CLK_ROUTE)
#define CLK_TRX (PC_F3TXCLK | PC_F3RXCLK | PC_F2TXCLK | PC_F2RXCLK)
/* I/O Pin assignment for FCC1. I don't yet know the best way to do this,
* but there is little variation among the choices.
*/
#define PA1_COL 0x00000001U
#define PA1_CRS 0x00000002U
#define PA1_TXER 0x00000004U
#define PA1_TXEN 0x00000008U
#define PA1_RXDV 0x00000010U
#define PA1_RXER 0x00000020U
#define PA1_TXDAT 0x00003c00U
#define PA1_RXDAT 0x0003c000U
#define PA1_PSORA0 (PA1_RXDAT | PA1_TXDAT)
#define PA1_PSORA1 (PA1_COL | PA1_CRS | PA1_TXER | PA1_TXEN | \
PA1_RXDV | PA1_RXER)
#define PA1_DIRA0 (PA1_RXDAT | PA1_CRS | PA1_COL | PA1_RXER | PA1_RXDV)
#define PA1_DIRA1 (PA1_TXDAT | PA1_TXEN | PA1_TXER)
/* I/O Pin assignment for FCC2. I don't yet know the best way to do this,
* but there is little variation among the choices.
*/
#define PB2_TXER 0x00000001U
#define PB2_RXDV 0x00000002U
#define PB2_TXEN 0x00000004U
#define PB2_RXER 0x00000008U
#define PB2_COL 0x00000010U
#define PB2_CRS 0x00000020U
#define PB2_TXDAT 0x000003c0U
#define PB2_RXDAT 0x00003c00U
#define PB2_PSORB0 (PB2_RXDAT | PB2_TXDAT | PB2_CRS | PB2_COL | \
PB2_RXER | PB2_RXDV | PB2_TXER)
#define PB2_PSORB1 (PB2_TXEN)
#define PB2_DIRB0 (PB2_RXDAT | PB2_CRS | PB2_COL | PB2_RXER | PB2_RXDV)
#define PB2_DIRB1 (PB2_TXDAT | PB2_TXEN | PB2_TXER)
/* I/O Pin assignment for FCC3. I don't yet know the best way to do this,
* but there is little variation among the choices.
*/
#define PB3_RXDV 0x00004000U
#define PB3_RXER 0x00008000U
#define PB3_TXER 0x00010000U
#define PB3_TXEN 0x00020000U
#define PB3_COL 0x00040000U
#define PB3_CRS 0x00080000U
#define PB3_TXDAT 0x0f000000U
#define PC3_TXDAT 0x00000010U
#define PB3_RXDAT 0x00f00000U
#define PB3_PSORB0 (PB3_RXDAT | PB3_TXDAT | PB3_CRS | PB3_COL | \
PB3_RXER | PB3_RXDV | PB3_TXER | PB3_TXEN)
#define PB3_PSORB1 0
#define PB3_DIRB0 (PB3_RXDAT | PB3_CRS | PB3_COL | PB3_RXER | PB3_RXDV)
#define PB3_DIRB1 (PB3_TXDAT | PB3_TXEN | PB3_TXER)
#define PC3_DIRC1 (PC3_TXDAT)
/* Handy macro to specify mem for FCCs*/
#define FCC_MEM_OFFSET(x) (CPM_FCC_SPECIAL_BASE + (x*128))
#define FCC1_MEM_OFFSET FCC_MEM_OFFSET(0)
#define FCC2_MEM_OFFSET FCC_MEM_OFFSET(1)
#define FCC3_MEM_OFFSET FCC_MEM_OFFSET(2)
/* Clocks and GRG's */
enum cpm_clk_dir {
CPM_CLK_RX,
CPM_CLK_TX,
CPM_CLK_RTX
};
enum cpm_clk_target {
CPM_CLK_SCC1,
CPM_CLK_SCC2,
CPM_CLK_SCC3,
CPM_CLK_SCC4,
CPM_CLK_FCC1,
CPM_CLK_FCC2,
CPM_CLK_FCC3
};
enum cpm_clk {
CPM_CLK_NONE = 0,
CPM_BRG1, /* Baud Rate Generator 1 */
CPM_BRG2, /* Baud Rate Generator 2 */
CPM_BRG3, /* Baud Rate Generator 3 */
CPM_BRG4, /* Baud Rate Generator 4 */
CPM_BRG5, /* Baud Rate Generator 5 */
CPM_BRG6, /* Baud Rate Generator 6 */
CPM_BRG7, /* Baud Rate Generator 7 */
CPM_BRG8, /* Baud Rate Generator 8 */
CPM_CLK1, /* Clock 1 */
CPM_CLK2, /* Clock 2 */
CPM_CLK3, /* Clock 3 */
CPM_CLK4, /* Clock 4 */
CPM_CLK5, /* Clock 5 */
CPM_CLK6, /* Clock 6 */
CPM_CLK7, /* Clock 7 */
CPM_CLK8, /* Clock 8 */
CPM_CLK9, /* Clock 9 */
CPM_CLK10, /* Clock 10 */
CPM_CLK11, /* Clock 11 */
CPM_CLK12, /* Clock 12 */
CPM_CLK13, /* Clock 13 */
CPM_CLK14, /* Clock 14 */
CPM_CLK15, /* Clock 15 */
CPM_CLK16, /* Clock 16 */
CPM_CLK17, /* Clock 17 */
CPM_CLK18, /* Clock 18 */
CPM_CLK19, /* Clock 19 */
CPM_CLK20, /* Clock 20 */
CPM_CLK_DUMMY
};
extern int cpm2_clk_setup(enum cpm_clk_target target, int clock, int mode);
#endif /* __CPM2__ */
#endif /* __KERNEL__ */
include/asm-powerpc/highmem.h 0 → 100644
View file @ 33d71d26
/*
* highmem.h: virtual kernel memory mappings for high memory
*
* PowerPC version, stolen from the i386 version.
*
* Used in CONFIG_HIGHMEM systems for memory pages which
* are not addressable by direct kernel virtual addresses.
*
* Copyright (C) 1999 Gerhard Wichert, Siemens AG
* Gerhard.Wichert@pdb.siemens.de
*
*
* Redesigned the x86 32-bit VM architecture to deal with
* up to 16 Terrabyte physical memory. With current x86 CPUs
* we now support up to 64 Gigabytes physical RAM.
*
* Copyright (C) 1999 Ingo Molnar <mingo@redhat.com>
*/
#ifndef _ASM_HIGHMEM_H
#define _ASM_HIGHMEM_H
#ifdef __KERNEL__
#include <linux/init.h>
#include <linux/interrupt.h>
#include <asm/kmap_types.h>
#include <asm/tlbflush.h>
#include <asm/page.h>
/* undef for production */
#define HIGHMEM_DEBUG 1
extern pte_t *kmap_pte;
extern pgprot_t kmap_prot;
extern pte_t *pkmap_page_table;
/*
* Right now we initialize only a single pte table. It can be extended
* easily, subsequent pte tables have to be allocated in one physical
* chunk of RAM.
*/
#define PKMAP_BASE CONFIG_HIGHMEM_START
#define LAST_PKMAP (1 << PTE_SHIFT)
#define LAST_PKMAP_MASK (LAST_PKMAP-1)
#define PKMAP_NR(virt) ((virt-PKMAP_BASE) >> PAGE_SHIFT)
#define PKMAP_ADDR(nr) (PKMAP_BASE + ((nr) << PAGE_SHIFT))
#define KMAP_FIX_BEGIN (PKMAP_BASE + 0x00400000UL)
extern void *kmap_high(struct page *page);
extern void kunmap_high(struct page *page);
static inline void *kmap(struct page *page)
{
might_sleep();
if (!PageHighMem(page))
return page_address(page);
return kmap_high(page);
}
static inline void kunmap(struct page *page)
{
BUG_ON(in_interrupt());
if (!PageHighMem(page))
return;
kunmap_high(page);
}
/*
* The use of kmap_atomic/kunmap_atomic is discouraged - kmap/kunmap
* gives a more generic (and caching) interface. But kmap_atomic can
* be used in IRQ contexts, so in some (very limited) cases we need
* it.
*/
static inline void *kmap_atomic(struct page *page, enum km_type type)
{
unsigned int idx;
unsigned long vaddr;
/* even !CONFIG_PREEMPT needs this, for in_atomic in do_page_fault */
pagefault_disable();
if (!PageHighMem(page))
return page_address(page);
idx = type + KM_TYPE_NR*smp_processor_id();
vaddr = KMAP_FIX_BEGIN + idx * PAGE_SIZE;
#ifdef HIGHMEM_DEBUG
BUG_ON(!pte_none(*(kmap_pte+idx)));
#endif
set_pte_at(&init_mm, vaddr, kmap_pte+idx, mk_pte(page, kmap_prot));
flush_tlb_page(NULL, vaddr);
return (void*) vaddr;
}
static inline void kunmap_atomic(void *kvaddr, enum km_type type)
{
#ifdef HIGHMEM_DEBUG
unsigned long vaddr = (unsigned long) kvaddr & PAGE_MASK;
unsigned int idx = type + KM_TYPE_NR*smp_processor_id();
if (vaddr < KMAP_FIX_BEGIN) { // FIXME
pagefault_enable();
return;
}
BUG_ON(vaddr != KMAP_FIX_BEGIN + idx * PAGE_SIZE);
/*
* force other mappings to Oops if they'll try to access
* this pte without first remap it
*/
pte_clear(&init_mm, vaddr, kmap_pte+idx);
flush_tlb_page(NULL, vaddr);
#endif
pagefault_enable();
}
static inline struct page *kmap_atomic_to_page(void *ptr)
{
unsigned long idx, vaddr = (unsigned long) ptr;
if (vaddr < KMAP_FIX_BEGIN)
return virt_to_page(ptr);
idx = (vaddr - KMAP_FIX_BEGIN) >> PAGE_SHIFT;
return pte_page(kmap_pte[idx]);
}
#define flush_cache_kmaps() flush_cache_all()
#endif /* __KERNEL__ */
#endif /* _ASM_HIGHMEM_H */
include/asm-powerpc/hydra.h 0 → 100644
View file @ 33d71d26
/*
* include/asm-ppc/hydra.h -- Mac I/O `Hydra' definitions
*
* Copyright (C) 1997 Geert Uytterhoeven
*
* This file is based on the following documentation:
*
* Macintosh Technology in the Common Hardware Reference Platform
* Apple Computer, Inc.
*
* © Copyright 1995 Apple Computer, Inc. All rights reserved.
*
* It's available online from http://chrp.apple.com/MacTech.pdf.
* You can obtain paper copies of this book from computer bookstores or by
* writing Morgan Kaufmann Publishers, Inc., 340 Pine Street, Sixth Floor, San
* Francisco, CA 94104. Reference ISBN 1-55860-393-X.
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*/
#ifndef _ASMPPC_HYDRA_H
#define _ASMPPC_HYDRA_H
#ifdef __KERNEL__
struct Hydra {
/* DBDMA Controller Register Space */
char Pad1[0x30];
u_int CachePD;
u_int IDs;
u_int Feature_Control;
char Pad2[0x7fc4];
/* DBDMA Channel Register Space */
char SCSI_DMA[0x100];
char Pad3[0x300];
char SCCA_Tx_DMA[0x100];
char SCCA_Rx_DMA[0x100];
char SCCB_Tx_DMA[0x100];
char SCCB_Rx_DMA[0x100];
char Pad4[0x7800];
/* Device Register Space */
char SCSI[0x1000];
char ADB[0x1000];
char SCC_Legacy[0x1000];
char SCC[0x1000];
char Pad9[0x2000];
char VIA[0x2000];
char Pad10[0x28000];
char OpenPIC[0x40000];
};
extern volatile struct Hydra __iomem *Hydra;
/*
* Feature Control Register
*/
#define HYDRA_FC_SCC_CELL_EN 0x00000001 /* Enable SCC Clock */
#define HYDRA_FC_SCSI_CELL_EN 0x00000002 /* Enable SCSI Clock */
#define HYDRA_FC_SCCA_ENABLE 0x00000004 /* Enable SCC A Lines */
#define HYDRA_FC_SCCB_ENABLE 0x00000008 /* Enable SCC B Lines */
#define HYDRA_FC_ARB_BYPASS 0x00000010 /* Bypass Internal Arbiter */
#define HYDRA_FC_RESET_SCC 0x00000020 /* Reset SCC */
#define HYDRA_FC_MPIC_ENABLE 0x00000040 /* Enable OpenPIC */
#define HYDRA_FC_SLOW_SCC_PCLK 0x00000080 /* 1=15.6672, 0=25 MHz */
#define HYDRA_FC_MPIC_IS_MASTER 0x00000100 /* OpenPIC Master Mode */
/*
* OpenPIC Interrupt Sources
*/
#define HYDRA_INT_SIO 0
#define HYDRA_INT_SCSI_DMA 1
#define HYDRA_INT_SCCA_TX_DMA 2
#define HYDRA_INT_SCCA_RX_DMA 3
#define HYDRA_INT_SCCB_TX_DMA 4
#define HYDRA_INT_SCCB_RX_DMA 5
#define HYDRA_INT_SCSI 6
#define HYDRA_INT_SCCA 7
#define HYDRA_INT_SCCB 8
#define HYDRA_INT_VIA 9
#define HYDRA_INT_ADB 10
#define HYDRA_INT_ADB_NMI 11
#define HYDRA_INT_EXT1 12 /* PCI IRQW */
#define HYDRA_INT_EXT2 13 /* PCI IRQX */
#define HYDRA_INT_EXT3 14 /* PCI IRQY */
#define HYDRA_INT_EXT4 15 /* PCI IRQZ */
#define HYDRA_INT_EXT5 16 /* IDE Primay/Secondary */
#define HYDRA_INT_EXT6 17 /* IDE Secondary */
#define HYDRA_INT_EXT7 18 /* Power Off Request */
#define HYDRA_INT_SPARE 19
extern int hydra_init(void);
extern void macio_adb_init(void);
#endif /* __KERNEL__ */
#endif /* _ASMPPC_HYDRA_H */
include/asm-powerpc/immap_cpm2.h 0 → 100644
View file @ 33d71d26
/*
* CPM2 Internal Memory Map
* Copyright (c) 1999 Dan Malek (dmalek@jlc.net)
*
* The Internal Memory Map for devices with CPM2 on them. This
* is the superset of all CPM2 devices (8260, 8266, 8280, 8272,
* 8560).
*/
#ifdef __KERNEL__
#ifndef __IMMAP_CPM2__
#define __IMMAP_CPM2__
/* System configuration registers.
*/
typedef struct sys_82xx_conf {
u32 sc_siumcr;
u32 sc_sypcr;
u8 res1[6];
u16 sc_swsr;
u8 res2[20];
u32 sc_bcr;
u8 sc_ppc_acr;
u8 res3[3];
u32 sc_ppc_alrh;
u32 sc_ppc_alrl;
u8 sc_lcl_acr;
u8 res4[3];
u32 sc_lcl_alrh;
u32 sc_lcl_alrl;
u32 sc_tescr1;
u32 sc_tescr2;
u32 sc_ltescr1;
u32 sc_ltescr2;
u32 sc_pdtea;
u8 sc_pdtem;
u8 res5[3];
u32 sc_ldtea;
u8 sc_ldtem;
u8 res6[163];
} sysconf_82xx_cpm2_t;
typedef struct sys_85xx_conf {
u32 sc_cear;
u16 sc_ceer;
u16 sc_cemr;
u8 res1[70];
u32 sc_smaer;
u8 res2[4];
u32 sc_smevr;
u32 sc_smctr;
u32 sc_lmaer;
u8 res3[4];
u32 sc_lmevr;
u32 sc_lmctr;
u8 res4[144];
} sysconf_85xx_cpm2_t;
typedef union sys_conf {
sysconf_82xx_cpm2_t siu_82xx;
sysconf_85xx_cpm2_t siu_85xx;
} sysconf_cpm2_t;
/* Memory controller registers.
*/
typedef struct mem_ctlr {
u32 memc_br0;
u32 memc_or0;
u32 memc_br1;
u32 memc_or1;
u32 memc_br2;
u32 memc_or2;
u32 memc_br3;
u32 memc_or3;
u32 memc_br4;
u32 memc_or4;
u32 memc_br5;
u32 memc_or5;
u32 memc_br6;
u32 memc_or6;
u32 memc_br7;
u32 memc_or7;
u32 memc_br8;
u32 memc_or8;
u32 memc_br9;
u32 memc_or9;
u32 memc_br10;
u32 memc_or10;
u32 memc_br11;
u32 memc_or11;
u8 res1[8];
u32 memc_mar;
u8 res2[4];
u32 memc_mamr;
u32 memc_mbmr;
u32 memc_mcmr;
u8 res3[8];
u16 memc_mptpr;
u8 res4[2];
u32 memc_mdr;
u8 res5[4];
u32 memc_psdmr;
u32 memc_lsdmr;
u8 memc_purt;
u8 res6[3];
u8 memc_psrt;
u8 res7[3];
u8 memc_lurt;
u8 res8[3];
u8 memc_lsrt;
u8 res9[3];
u32 memc_immr;
u32 memc_pcibr0;
u32 memc_pcibr1;
u8 res10[16];
u32 memc_pcimsk0;
u32 memc_pcimsk1;
u8 res11[52];
} memctl_cpm2_t;
/* System Integration Timers.
*/
typedef struct sys_int_timers {
u8 res1[32];
u16 sit_tmcntsc;
u8 res2[2];
u32 sit_tmcnt;
u8 res3[4];
u32 sit_tmcntal;
u8 res4[16];
u16 sit_piscr;
u8 res5[2];
u32 sit_pitc;
u32 sit_pitr;
u8 res6[94];
u8 res7[390];
} sit_cpm2_t;
#define PISCR_PIRQ_MASK ((u16)0xff00)
#define PISCR_PS ((u16)0x0080)
#define PISCR_PIE ((u16)0x0004)
#define PISCR_PTF ((u16)0x0002)
#define PISCR_PTE ((u16)0x0001)
/* PCI Controller.
*/
typedef struct pci_ctlr {
u32 pci_omisr;
u32 pci_omimr;
u8 res1[8];
u32 pci_ifqpr;
u32 pci_ofqpr;
u8 res2[8];
u32 pci_imr0;
u32 pci_imr1;
u32 pci_omr0;
u32 pci_omr1;
u32 pci_odr;
u8 res3[4];
u32 pci_idr;
u8 res4[20];
u32 pci_imisr;
u32 pci_imimr;
u8 res5[24];
u32 pci_ifhpr;
u8 res6[4];
u32 pci_iftpr;
u8 res7[4];
u32 pci_iphpr;
u8 res8[4];
u32 pci_iptpr;
u8 res9[4];
u32 pci_ofhpr;
u8 res10[4];
u32 pci_oftpr;
u8 res11[4];
u32 pci_ophpr;
u8 res12[4];
u32 pci_optpr;
u8 res13[8];
u32 pci_mucr;
u8 res14[8];
u32 pci_qbar;
u8 res15[12];
u32 pci_dmamr0;
u32 pci_dmasr0;
u32 pci_dmacdar0;
u8 res16[4];
u32 pci_dmasar0;
u8 res17[4];
u32 pci_dmadar0;
u8 res18[4];
u32 pci_dmabcr0;
u32 pci_dmandar0;
u8 res19[86];
u32 pci_dmamr1;
u32 pci_dmasr1;
u32 pci_dmacdar1;
u8 res20[4];
u32 pci_dmasar1;
u8 res21[4];
u32 pci_dmadar1;
u8 res22[4];
u32 pci_dmabcr1;
u32 pci_dmandar1;
u8 res23[88];
u32 pci_dmamr2;
u32 pci_dmasr2;
u32 pci_dmacdar2;
u8 res24[4];
u32 pci_dmasar2;
u8 res25[4];
u32 pci_dmadar2;
u8 res26[4];
u32 pci_dmabcr2;
u32 pci_dmandar2;
u8 res27[88];
u32 pci_dmamr3;
u32 pci_dmasr3;
u32 pci_dmacdar3;
u8 res28[4];
u32 pci_dmasar3;
u8 res29[4];
u32 pci_dmadar3;
u8 res30[4];
u32 pci_dmabcr3;
u32 pci_dmandar3;
u8 res31[344];
u32 pci_potar0;
u8 res32[4];
u32 pci_pobar0;
u8 res33[4];
u32 pci_pocmr0;
u8 res34[4];
u32 pci_potar1;
u8 res35[4];
u32 pci_pobar1;
u8 res36[4];
u32 pci_pocmr1;
u8 res37[4];
u32 pci_potar2;
u8 res38[4];
u32 pci_pobar2;
u8 res39[4];
u32 pci_pocmr2;
u8 res40[50];
u32 pci_ptcr;
u32 pci_gpcr;
u32 pci_gcr;
u32 pci_esr;
u32 pci_emr;
u32 pci_ecr;
u32 pci_eacr;
u8 res41[4];
u32 pci_edcr;
u8 res42[4];
u32 pci_eccr;
u8 res43[44];
u32 pci_pitar1;
u8 res44[4];
u32 pci_pibar1;
u8 res45[4];
u32 pci_picmr1;
u8 res46[4];
u32 pci_pitar0;
u8 res47[4];
u32 pci_pibar0;
u8 res48[4];
u32 pci_picmr0;
u8 res49[4];
u32 pci_cfg_addr;
u32 pci_cfg_data;
u32 pci_int_ack;
u8 res50[756];
} pci_cpm2_t;
/* Interrupt Controller.
*/
typedef struct interrupt_controller {
u16 ic_sicr;
u8 res1[2];
u32 ic_sivec;
u32 ic_sipnrh;
u32 ic_sipnrl;
u32 ic_siprr;
u32 ic_scprrh;
u32 ic_scprrl;
u32 ic_simrh;
u32 ic_simrl;
u32 ic_siexr;
u8 res2[88];
} intctl_cpm2_t;
/* Clocks and Reset.
*/
typedef struct clk_and_reset {
u32 car_sccr;
u8 res1[4];
u32 car_scmr;
u8 res2[4];
u32 car_rsr;
u32 car_rmr;
u8 res[104];
} car_cpm2_t;
/* Input/Output Port control/status registers.
* Names consistent with processor manual, although they are different
* from the original 8xx names.......
*/
typedef struct io_port {
u32 iop_pdira;
u32 iop_ppara;
u32 iop_psora;
u32 iop_podra;
u32 iop_pdata;
u8 res1[12];
u32 iop_pdirb;
u32 iop_pparb;
u32 iop_psorb;
u32 iop_podrb;
u32 iop_pdatb;
u8 res2[12];
u32 iop_pdirc;
u32 iop_pparc;
u32 iop_psorc;
u32 iop_podrc;
u32 iop_pdatc;
u8 res3[12];
u32 iop_pdird;
u32 iop_ppard;
u32 iop_psord;
u32 iop_podrd;
u32 iop_pdatd;
u8 res4[12];
} iop_cpm2_t;
/* Communication Processor Module Timers
*/
typedef struct cpm_timers {
u8 cpmt_tgcr1;
u8 res1[3];
u8 cpmt_tgcr2;
u8 res2[11];
u16 cpmt_tmr1;
u16 cpmt_tmr2;
u16 cpmt_trr1;
u16 cpmt_trr2;
u16 cpmt_tcr1;
u16 cpmt_tcr2;
u16 cpmt_tcn1;
u16 cpmt_tcn2;
u16 cpmt_tmr3;
u16 cpmt_tmr4;
u16 cpmt_trr3;
u16 cpmt_trr4;
u16 cpmt_tcr3;
u16 cpmt_tcr4;
u16 cpmt_tcn3;
u16 cpmt_tcn4;
u16 cpmt_ter1;
u16 cpmt_ter2;
u16 cpmt_ter3;
u16 cpmt_ter4;
u8 res3[584];
} cpmtimer_cpm2_t;
/* DMA control/status registers.
*/
typedef struct sdma_csr {
u8 res0[24];
u8 sdma_sdsr;
u8 res1[3];
u8 sdma_sdmr;
u8 res2[3];
u8 sdma_idsr1;
u8 res3[3];
u8 sdma_idmr1;
u8 res4[3];
u8 sdma_idsr2;
u8 res5[3];
u8 sdma_idmr2;
u8 res6[3];
u8 sdma_idsr3;
u8 res7[3];
u8 sdma_idmr3;
u8 res8[3];
u8 sdma_idsr4;
u8 res9[3];
u8 sdma_idmr4;
u8 res10[707];
} sdma_cpm2_t;
/* Fast controllers
*/
typedef struct fcc {
u32 fcc_gfmr;
u32 fcc_fpsmr;
u16 fcc_ftodr;
u8 res1[2];
u16 fcc_fdsr;
u8 res2[2];
u16 fcc_fcce;
u8 res3[2];
u16 fcc_fccm;
u8 res4[2];
u8 fcc_fccs;
u8 res5[3];
u8 fcc_ftirr_phy[4];
} fcc_t;
/* Fast controllers continued
*/
typedef struct fcc_c {
u32 fcc_firper;
u32 fcc_firer;
u32 fcc_firsr_hi;
u32 fcc_firsr_lo;
u8 fcc_gfemr;
u8 res1[15];
} fcc_c_t;
/* TC Layer
*/
typedef struct tclayer {
u16 tc_tcmode;
u16 tc_cdsmr;
u16 tc_tcer;
u16 tc_rcc;
u16 tc_tcmr;
u16 tc_fcc;
u16 tc_ccc;
u16 tc_icc;
u16 tc_tcc;
u16 tc_ecc;
u8 res1[12];
} tclayer_t;
/* I2C
*/
typedef struct i2c {
u8 i2c_i2mod;
u8 res1[3];
u8 i2c_i2add;
u8 res2[3];
u8 i2c_i2brg;
u8 res3[3];
u8 i2c_i2com;
u8 res4[3];
u8 i2c_i2cer;
u8 res5[3];
u8 i2c_i2cmr;
u8 res6[331];
} i2c_cpm2_t;
typedef struct scc { /* Serial communication channels */
u32 scc_gsmrl;
u32 scc_gsmrh;
u16 scc_psmr;
u8 res1[2];
u16 scc_todr;
u16 scc_dsr;
u16 scc_scce;
u8 res2[2];
u16 scc_sccm;
u8 res3;
u8 scc_sccs;
u8 res4[8];
} scc_t;
typedef struct smc { /* Serial management channels */
u8 res1[2];
u16 smc_smcmr;
u8 res2[2];
u8 smc_smce;
u8 res3[3];
u8 smc_smcm;
u8 res4[5];
} smc_t;
/* Serial Peripheral Interface.
*/
typedef struct spi_ctrl {
u16 spi_spmode;
u8 res1[4];
u8 spi_spie;
u8 res2[3];
u8 spi_spim;
u8 res3[2];
u8 spi_spcom;
u8 res4[82];
} spictl_cpm2_t;
/* CPM Mux.
*/
typedef struct cpmux {
u8 cmx_si1cr;
u8 res1;
u8 cmx_si2cr;
u8 res2;
u32 cmx_fcr;
u32 cmx_scr;
u8 cmx_smr;
u8 res3;
u16 cmx_uar;
u8 res4[16];
} cpmux_t;
/* SIRAM control
*/
typedef struct siram {
u16 si_amr;
u16 si_bmr;
u16 si_cmr;
u16 si_dmr;
u8 si_gmr;
u8 res1;
u8 si_cmdr;
u8 res2;
u8 si_str;
u8 res3;
u16 si_rsr;
} siramctl_t;
typedef struct mcc {
u16 mcc_mcce;
u8 res1[2];
u16 mcc_mccm;
u8 res2[2];
u8 mcc_mccf;
u8 res3[7];
} mcc_t;
typedef struct comm_proc {
u32 cp_cpcr;
u32 cp_rccr;
u8 res1[14];
u16 cp_rter;
u8 res2[2];
u16 cp_rtmr;
u16 cp_rtscr;
u8 res3[2];
u32 cp_rtsr;
u8 res4[12];
} cpm_cpm2_t;
/* USB Controller.
*/
typedef struct usb_ctlr {
u8 usb_usmod;
u8 usb_usadr;
u8 usb_uscom;
u8 res1[1];
u16 usb_usep1;
u16 usb_usep2;
u16 usb_usep3;
u16 usb_usep4;
u8 res2[4];
u16 usb_usber;
u8 res3[2];
u16 usb_usbmr;
u8 usb_usbs;
u8 res4[7];
} usb_cpm2_t;
/* ...and the whole thing wrapped up....
*/
typedef struct immap {
/* Some references are into the unique and known dpram spaces,
* others are from the generic base.
*/
#define im_dprambase im_dpram1
u8 im_dpram1[16*1024];
u8 res1[16*1024];
u8 im_dpram2[4*1024];
u8 res2[8*1024];
u8 im_dpram3[4*1024];
u8 res3[16*1024];
sysconf_cpm2_t im_siu_conf; /* SIU Configuration */
memctl_cpm2_t im_memctl; /* Memory Controller */
sit_cpm2_t im_sit; /* System Integration Timers */
pci_cpm2_t im_pci; /* PCI Controller */
intctl_cpm2_t im_intctl; /* Interrupt Controller */
car_cpm2_t im_clkrst; /* Clocks and reset */
iop_cpm2_t im_ioport; /* IO Port control/status */
cpmtimer_cpm2_t im_cpmtimer; /* CPM timers */
sdma_cpm2_t im_sdma; /* SDMA control/status */
fcc_t im_fcc[3]; /* Three FCCs */
u8 res4z[32];
fcc_c_t im_fcc_c[3]; /* Continued FCCs */
u8 res4[32];
tclayer_t im_tclayer[8]; /* Eight TCLayers */
u16 tc_tcgsr;
u16 tc_tcger;
/* First set of baud rate generators.
*/
u8 res[236];
u32 im_brgc5;
u32 im_brgc6;
u32 im_brgc7;
u32 im_brgc8;
u8 res5[608];
i2c_cpm2_t im_i2c; /* I2C control/status */
cpm_cpm2_t im_cpm; /* Communication processor */
/* Second set of baud rate generators.
*/
u32 im_brgc1;
u32 im_brgc2;
u32 im_brgc3;
u32 im_brgc4;
scc_t im_scc[4]; /* Four SCCs */
smc_t im_smc[2]; /* Couple of SMCs */
spictl_cpm2_t im_spi; /* A SPI */
cpmux_t im_cpmux; /* CPM clock route mux */
siramctl_t im_siramctl1; /* First SI RAM Control */
mcc_t im_mcc1; /* First MCC */
siramctl_t im_siramctl2; /* Second SI RAM Control */
mcc_t im_mcc2; /* Second MCC */
usb_cpm2_t im_usb; /* USB Controller */
u8 res6[1153];
u16 im_si1txram[256];
u8 res7[512];
u16 im_si1rxram[256];
u8 res8[512];
u16 im_si2txram[256];
u8 res9[512];
u16 im_si2rxram[256];
u8 res10[512];
u8 res11[4096];
} cpm2_map_t;
extern cpm2_map_t *cpm2_immr;
#endif /* __IMMAP_CPM2__ */
#endif /* __KERNEL__ */
include/asm-powerpc/kgdb.h 0 → 100644
View file @ 33d71d26
/*
* kgdb.h: Defines and declarations for serial line source level
* remote debugging of the Linux kernel using gdb.
*
* PPC Mods (C) 1998 Michael Tesch (tesch@cs.wisc.edu)
*
* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
*/
#ifdef __KERNEL__
#ifndef _PPC_KGDB_H
#define _PPC_KGDB_H
#ifndef __ASSEMBLY__
/* Things specific to the gen550 backend. */
struct uart_port;
extern void gen550_progress(char *, unsigned short);
extern void gen550_kgdb_map_scc(void);
extern void gen550_init(int, struct uart_port *);
/* Things specific to the pmac backend. */
extern void zs_kgdb_hook(int tty_num);
/* To init the kgdb engine. (called by serial hook)*/
extern void set_debug_traps(void);
/* To enter the debugger explicitly. */
extern void breakpoint(void);
/* For taking exceptions
* these are defined in traps.c
*/
extern int (*debugger)(struct pt_regs *regs);
extern int (*debugger_bpt)(struct pt_regs *regs);
extern int (*debugger_sstep)(struct pt_regs *regs);
extern int (*debugger_iabr_match)(struct pt_regs *regs);
extern int (*debugger_dabr_match)(struct pt_regs *regs);
extern void (*debugger_fault_handler)(struct pt_regs *regs);
/* What we bring to the party */
int kgdb_bpt(struct pt_regs *regs);
int kgdb_sstep(struct pt_regs *regs);
void kgdb(struct pt_regs *regs);
int kgdb_iabr_match(struct pt_regs *regs);
int kgdb_dabr_match(struct pt_regs *regs);
/*
* external low-level support routines (ie macserial.c)
*/
extern void kgdb_interruptible(int); /* control interrupts from serial */
extern void putDebugChar(char); /* write a single character */
extern char getDebugChar(void); /* read and return a single char */
#endif /* !(__ASSEMBLY__) */
#endif /* !(_PPC_KGDB_H) */
#endif /* __KERNEL__ */
include/asm-powerpc/mpc52xx_psc.h 0 → 100644
View file @ 33d71d26
/*
* include/asm-ppc/mpc52xx_psc.h
*
* Definitions of consts/structs to drive the Freescale MPC52xx OnChip
* PSCs. Theses are shared between multiple drivers since a PSC can be
* UART, AC97, IR, I2S, ... So this header is in asm-ppc.
*
*
* Maintainer : Sylvain Munaut <tnt@246tNt.com>
*
* Based/Extracted from some header of the 2.4 originally written by
* Dale Farnsworth <dfarnsworth@mvista.com>
*
* Copyright (C) 2004 Sylvain Munaut <tnt@246tNt.com>
* Copyright (C) 2003 MontaVista, Software, Inc.
*
* This file is licensed under the terms of the GNU General Public License
* version 2. This program is licensed "as is" without any warranty of any
* kind, whether express or implied.
*/
#ifndef __ASM_MPC52xx_PSC_H__
#define __ASM_MPC52xx_PSC_H__
#include <asm/types.h>
/* Max number of PSCs */
#define MPC52xx_PSC_MAXNUM 6
/* Programmable Serial Controller (PSC) status register bits */
#define MPC52xx_PSC_SR_CDE 0x0080
#define MPC52xx_PSC_SR_RXRDY 0x0100
#define MPC52xx_PSC_SR_RXFULL 0x0200
#define MPC52xx_PSC_SR_TXRDY 0x0400
#define MPC52xx_PSC_SR_TXEMP 0x0800
#define MPC52xx_PSC_SR_OE 0x1000
#define MPC52xx_PSC_SR_PE 0x2000
#define MPC52xx_PSC_SR_FE 0x4000
#define MPC52xx_PSC_SR_RB 0x8000
/* PSC Command values */
#define MPC52xx_PSC_RX_ENABLE 0x0001
#define MPC52xx_PSC_RX_DISABLE 0x0002
#define MPC52xx_PSC_TX_ENABLE 0x0004
#define MPC52xx_PSC_TX_DISABLE 0x0008
#define MPC52xx_PSC_SEL_MODE_REG_1 0x0010
#define MPC52xx_PSC_RST_RX 0x0020
#define MPC52xx_PSC_RST_TX 0x0030
#define MPC52xx_PSC_RST_ERR_STAT 0x0040
#define MPC52xx_PSC_RST_BRK_CHG_INT 0x0050
#define MPC52xx_PSC_START_BRK 0x0060
#define MPC52xx_PSC_STOP_BRK 0x0070
/* PSC TxRx FIFO status bits */
#define MPC52xx_PSC_RXTX_FIFO_ERR 0x0040
#define MPC52xx_PSC_RXTX_FIFO_UF 0x0020
#define MPC52xx_PSC_RXTX_FIFO_OF 0x0010
#define MPC52xx_PSC_RXTX_FIFO_FR 0x0008
#define MPC52xx_PSC_RXTX_FIFO_FULL 0x0004
#define MPC52xx_PSC_RXTX_FIFO_ALARM 0x0002
#define MPC52xx_PSC_RXTX_FIFO_EMPTY 0x0001
/* PSC interrupt mask bits */
#define MPC52xx_PSC_IMR_TXRDY 0x0100
#define MPC52xx_PSC_IMR_RXRDY 0x0200
#define MPC52xx_PSC_IMR_DB 0x0400
#define MPC52xx_PSC_IMR_IPC 0x8000
/* PSC input port change bit */
#define MPC52xx_PSC_CTS 0x01
#define MPC52xx_PSC_DCD 0x02
#define MPC52xx_PSC_D_CTS 0x10
#define MPC52xx_PSC_D_DCD 0x20
/* PSC mode fields */
#define MPC52xx_PSC_MODE_5_BITS 0x00
#define MPC52xx_PSC_MODE_6_BITS 0x01
#define MPC52xx_PSC_MODE_7_BITS 0x02
#define MPC52xx_PSC_MODE_8_BITS 0x03
#define MPC52xx_PSC_MODE_BITS_MASK 0x03
#define MPC52xx_PSC_MODE_PAREVEN 0x00
#define MPC52xx_PSC_MODE_PARODD 0x04
#define MPC52xx_PSC_MODE_PARFORCE 0x08
#define MPC52xx_PSC_MODE_PARNONE 0x10
#define MPC52xx_PSC_MODE_ERR 0x20
#define MPC52xx_PSC_MODE_FFULL 0x40
#define MPC52xx_PSC_MODE_RXRTS 0x80
#define MPC52xx_PSC_MODE_ONE_STOP_5_BITS 0x00
#define MPC52xx_PSC_MODE_ONE_STOP 0x07
#define MPC52xx_PSC_MODE_TWO_STOP 0x0f
#define MPC52xx_PSC_RFNUM_MASK 0x01ff
/* Structure of the hardware registers */
struct mpc52xx_psc {
u8 mode; /* PSC + 0x00 */
u8 reserved0[3];
union { /* PSC + 0x04 */
u16 status;
u16 clock_select;
} sr_csr;
#define mpc52xx_psc_status sr_csr.status
#define mpc52xx_psc_clock_select sr_csr.clock_select
u16 reserved1;
u8 command; /* PSC + 0x08 */
u8 reserved2[3];
union { /* PSC + 0x0c */
u8 buffer_8;
u16 buffer_16;
u32 buffer_32;
} buffer;
#define mpc52xx_psc_buffer_8 buffer.buffer_8
#define mpc52xx_psc_buffer_16 buffer.buffer_16
#define mpc52xx_psc_buffer_32 buffer.buffer_32
union { /* PSC + 0x10 */
u8 ipcr;
u8 acr;
} ipcr_acr;
#define mpc52xx_psc_ipcr ipcr_acr.ipcr
#define mpc52xx_psc_acr ipcr_acr.acr
u8 reserved3[3];
union { /* PSC + 0x14 */
u16 isr;
u16 imr;
} isr_imr;
#define mpc52xx_psc_isr isr_imr.isr
#define mpc52xx_psc_imr isr_imr.imr
u16 reserved4;
u8 ctur; /* PSC + 0x18 */
u8 reserved5[3];
u8 ctlr; /* PSC + 0x1c */
u8 reserved6[3];
u16 ccr; /* PSC + 0x20 */
u8 reserved7[14];
u8 ivr; /* PSC + 0x30 */
u8 reserved8[3];
u8 ip; /* PSC + 0x34 */
u8 reserved9[3];
u8 op1; /* PSC + 0x38 */
u8 reserved10[3];
u8 op0; /* PSC + 0x3c */
u8 reserved11[3];
u32 sicr; /* PSC + 0x40 */
u8 ircr1; /* PSC + 0x44 */
u8 reserved13[3];
u8 ircr2; /* PSC + 0x44 */
u8 reserved14[3];
u8 irsdr; /* PSC + 0x4c */
u8 reserved15[3];
u8 irmdr; /* PSC + 0x50 */
u8 reserved16[3];
u8 irfdr; /* PSC + 0x54 */
u8 reserved17[3];
u16 rfnum; /* PSC + 0x58 */
u16 reserved18;
u16 tfnum; /* PSC + 0x5c */
u16 reserved19;
u32 rfdata; /* PSC + 0x60 */
u16 rfstat; /* PSC + 0x64 */
u16 reserved20;
u8 rfcntl; /* PSC + 0x68 */
u8 reserved21[5];
u16 rfalarm; /* PSC + 0x6e */
u16 reserved22;
u16 rfrptr; /* PSC + 0x72 */
u16 reserved23;
u16 rfwptr; /* PSC + 0x76 */
u16 reserved24;
u16 rflrfptr; /* PSC + 0x7a */
u16 reserved25;
u16 rflwfptr; /* PSC + 0x7e */
u32 tfdata; /* PSC + 0x80 */
u16 tfstat; /* PSC + 0x84 */
u16 reserved26;
u8 tfcntl; /* PSC + 0x88 */
u8 reserved27[5];
u16 tfalarm; /* PSC + 0x8e */
u16 reserved28;
u16 tfrptr; /* PSC + 0x92 */
u16 reserved29;
u16 tfwptr; /* PSC + 0x96 */
u16 reserved30;
u16 tflrfptr; /* PSC + 0x9a */
u16 reserved31;
u16 tflwfptr; /* PSC + 0x9e */
};
#endif /* __ASM_MPC52xx_PSC_H__ */
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