mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-11-01 17:08:10 +00:00
133 lines
3.6 KiB
C
133 lines
3.6 KiB
C
|
|
/*
|
|
* This file contains defines for the
|
|
* Micro Memory MM5415
|
|
* family PCI Memory Module with Battery Backup.
|
|
*
|
|
* Copyright Micro Memory INC 2001. All rights reserved.
|
|
* Release under the terms of the GNU GENERAL PUBLIC LICENSE version 2.
|
|
* See the file COPYING.
|
|
*/
|
|
|
|
#ifndef _DRIVERS_BLOCK_MM_H
|
|
#define _DRIVERS_BLOCK_MM_H
|
|
|
|
|
|
#define IRQ_TIMEOUT (1 * HZ)
|
|
|
|
/* CSR register definition */
|
|
#define MEMCTRLSTATUS_MAGIC 0x00
|
|
#define MM_MAGIC_VALUE (unsigned char)0x59
|
|
|
|
#define MEMCTRLSTATUS_BATTERY 0x04
|
|
#define BATTERY_1_DISABLED 0x01
|
|
#define BATTERY_1_FAILURE 0x02
|
|
#define BATTERY_2_DISABLED 0x04
|
|
#define BATTERY_2_FAILURE 0x08
|
|
|
|
#define MEMCTRLSTATUS_MEMORY 0x07
|
|
#define MEM_128_MB 0xfe
|
|
#define MEM_256_MB 0xfc
|
|
#define MEM_512_MB 0xf8
|
|
#define MEM_1_GB 0xf0
|
|
#define MEM_2_GB 0xe0
|
|
|
|
#define MEMCTRLCMD_LEDCTRL 0x08
|
|
#define LED_REMOVE 2
|
|
#define LED_FAULT 4
|
|
#define LED_POWER 6
|
|
#define LED_FLIP 255
|
|
#define LED_OFF 0x00
|
|
#define LED_ON 0x01
|
|
#define LED_FLASH_3_5 0x02
|
|
#define LED_FLASH_7_0 0x03
|
|
#define LED_POWER_ON 0x00
|
|
#define LED_POWER_OFF 0x01
|
|
#define USER_BIT1 0x01
|
|
#define USER_BIT2 0x02
|
|
|
|
#define MEMORY_INITIALIZED USER_BIT1
|
|
|
|
#define MEMCTRLCMD_ERRCTRL 0x0C
|
|
#define EDC_NONE_DEFAULT 0x00
|
|
#define EDC_NONE 0x01
|
|
#define EDC_STORE_READ 0x02
|
|
#define EDC_STORE_CORRECT 0x03
|
|
|
|
#define MEMCTRLCMD_ERRCNT 0x0D
|
|
#define MEMCTRLCMD_ERRSTATUS 0x0E
|
|
|
|
#define ERROR_DATA_LOG 0x20
|
|
#define ERROR_ADDR_LOG 0x28
|
|
#define ERROR_COUNT 0x3D
|
|
#define ERROR_SYNDROME 0x3E
|
|
#define ERROR_CHECK 0x3F
|
|
|
|
#define DMA_PCI_ADDR 0x40
|
|
#define DMA_LOCAL_ADDR 0x48
|
|
#define DMA_TRANSFER_SIZE 0x50
|
|
#define DMA_DESCRIPTOR_ADDR 0x58
|
|
#define DMA_SEMAPHORE_ADDR 0x60
|
|
#define DMA_STATUS_CTRL 0x68
|
|
#define DMASCR_GO 0x00001
|
|
#define DMASCR_TRANSFER_READ 0x00002
|
|
#define DMASCR_CHAIN_EN 0x00004
|
|
#define DMASCR_SEM_EN 0x00010
|
|
#define DMASCR_DMA_COMP_EN 0x00020
|
|
#define DMASCR_CHAIN_COMP_EN 0x00040
|
|
#define DMASCR_ERR_INT_EN 0x00080
|
|
#define DMASCR_PARITY_INT_EN 0x00100
|
|
#define DMASCR_ANY_ERR 0x00800
|
|
#define DMASCR_MBE_ERR 0x01000
|
|
#define DMASCR_PARITY_ERR_REP 0x02000
|
|
#define DMASCR_PARITY_ERR_DET 0x04000
|
|
#define DMASCR_SYSTEM_ERR_SIG 0x08000
|
|
#define DMASCR_TARGET_ABT 0x10000
|
|
#define DMASCR_MASTER_ABT 0x20000
|
|
#define DMASCR_DMA_COMPLETE 0x40000
|
|
#define DMASCR_CHAIN_COMPLETE 0x80000
|
|
|
|
/*
|
|
3.SOME PCs HAVE HOST BRIDGES WHICH APPARENTLY DO NOT CORRECTLY HANDLE
|
|
READ-LINE (0xE) OR READ-MULTIPLE (0xC) PCI COMMAND CODES DURING DMA
|
|
TRANSFERS. IN OTHER SYSTEMS THESE COMMAND CODES WILL CAUSE THE HOST BRIDGE
|
|
TO ALLOW LONGER BURSTS DURING DMA READ OPERATIONS. THE UPPER FOUR BITS
|
|
(31..28) OF THE DMA CSR HAVE BEEN MADE PROGRAMMABLE, SO THAT EITHER A 0x6,
|
|
AN 0xE OR A 0xC CAN BE WRITTEN TO THEM TO SET THE COMMAND CODE USED DURING
|
|
DMA READ OPERATIONS.
|
|
*/
|
|
#define DMASCR_READ 0x60000000
|
|
#define DMASCR_READLINE 0xE0000000
|
|
#define DMASCR_READMULTI 0xC0000000
|
|
|
|
|
|
#define DMASCR_ERROR_MASK (DMASCR_MASTER_ABT | DMASCR_TARGET_ABT | DMASCR_SYSTEM_ERR_SIG | DMASCR_PARITY_ERR_DET | DMASCR_MBE_ERR | DMASCR_ANY_ERR)
|
|
#define DMASCR_HARD_ERROR (DMASCR_MASTER_ABT | DMASCR_TARGET_ABT | DMASCR_SYSTEM_ERR_SIG | DMASCR_PARITY_ERR_DET | DMASCR_MBE_ERR)
|
|
|
|
#define WINDOWMAP_WINNUM 0x7B
|
|
|
|
#define DMA_READ_FROM_HOST 0
|
|
#define DMA_WRITE_TO_HOST 1
|
|
|
|
struct mm_dma_desc {
|
|
__le64 pci_addr;
|
|
__le64 local_addr;
|
|
__le32 transfer_size;
|
|
u32 zero1;
|
|
__le64 next_desc_addr;
|
|
__le64 sem_addr;
|
|
__le32 control_bits;
|
|
u32 zero2;
|
|
|
|
dma_addr_t data_dma_handle;
|
|
|
|
/* Copy of the bits */
|
|
__le64 sem_control_bits;
|
|
} __attribute__((aligned(8)));
|
|
|
|
/* bits for card->flags */
|
|
#define UM_FLAG_DMA_IN_REGS 1
|
|
#define UM_FLAG_NO_BYTE_STATUS 2
|
|
#define UM_FLAG_NO_BATTREG 4
|
|
#define UM_FLAG_NO_BATT 8
|
|
#endif
|