diff options
| -rw-r--r-- | flash.h | 1 | ||||
| -rw-r--r-- | flashrom.8 | 8 | ||||
| -rw-r--r-- | flashrom.c | 2 | ||||
| -rw-r--r-- | it87spi.c | 27 |
4 files changed, 33 insertions, 5 deletions
@@ -479,6 +479,7 @@ int ich_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len); int ich_spi_write_256(struct flashchip *flash, uint8_t * buf); /* it87spi.c */ +extern char *it87opts; extern uint16_t it8716f_flashport; void enter_conf_mode_ite(uint16_t port); void exit_conf_mode_ite(uint16_t port); diff --git a/flashrom.8 b/flashrom.8 index cdc055ff5..70f505c69 100644 --- a/flashrom.8 +++ b/flashrom.8 @@ -184,6 +184,14 @@ Currently the following programmers support this mechanism: .BR nic3com , .BR satasii . .sp +The it87spi has an optional parameter which will set the I/O base port of the +IT87* SPI controller interface to the port specified in the parameter. +For that you have to use the +.B "flashrom -p it87spi=port=portnum" +syntax where +.B portnum +is an I/O port number which must be a multiple of 8. +.sp The ft2232spi has an optional parameter specifying the controller type and interface/port it should support. For that you have to use the .B "flashrom -p ft2232spi=model,port=interface" diff --git a/flashrom.c b/flashrom.c index af8281e44..95db7d9fb 100644 --- a/flashrom.c +++ b/flashrom.c @@ -647,6 +647,8 @@ int main(int argc, char *argv[]) pcidev_bdf = strdup(optarg + 8); } else if (strncmp(optarg, "it87spi", 7) == 0) { programmer = PROGRAMMER_IT87SPI; + if (optarg[7] == '=') + it87opts = strdup(optarg + 8); } else if (strncmp(optarg, "ft2232spi", 9) == 0) { programmer = PROGRAMMER_FT2232SPI; if (optarg[9] == '=') @@ -1,7 +1,7 @@ /* * This file is part of the flashrom project. * - * Copyright (C) 2007, 2008 Carl-Daniel Hailfinger + * Copyright (C) 2007, 2008, 2009 Carl-Daniel Hailfinger * Copyright (C) 2008 Ronald Hoogenboom <ronald@zonnet.nl> * Copyright (C) 2008 coresystems GmbH * @@ -24,12 +24,14 @@ */ #include <string.h> +#include <stdlib.h> #include "flash.h" #include "spi.h" #define ITE_SUPERIO_PORT1 0x2e #define ITE_SUPERIO_PORT2 0x4e +char *it87opts = NULL; uint16_t it8716f_flashport = 0; /* use fast 33MHz SPI (<>0) or slow 16MHz (0) */ int fast_spi = 1; @@ -56,6 +58,7 @@ void exit_conf_mode_ite(uint16_t port) static uint16_t find_ite_spi_flash_port(uint16_t port) { uint8_t tmp = 0; + char *portpos = NULL; uint16_t id, flashport = 0; enter_conf_mode_ite(port); @@ -77,6 +80,9 @@ static uint16_t find_ite_spi_flash_port(uint16_t port) 0xFFF80000, 0xFFFEFFFF, (tmp & 1 << 3) ? "en" : "dis"); printf("LPC write to serial flash %sabled\n", (tmp & 1 << 4) ? "en" : "dis"); + /* The LPC->SPI force write enable below only makes sense for + * non-programmer mode. + */ /* If any serial flash segment is enabled, enable writing. */ if ((tmp & 0xe) && (!(tmp & 1 << 4))) { printf("Enabling LPC write to serial flash\n"); @@ -89,6 +95,17 @@ static uint16_t find_ite_spi_flash_port(uint16_t port) flashport = sio_read(port, 0x64) << 8; flashport |= sio_read(port, 0x65); printf("Serial flash port 0x%04x\n", flashport); + if (it87opts && !strlen(it87opts)) { + free(it87opts); + it87opts = NULL; + } + if (it87opts && (portpos = strstr(it87opts, "port="))) { + portpos += 5; + flashport = strtol(portpos, (char **)NULL, 0); + printf("Forcing serial flash port 0x%04x\n", flashport); + sio_write(port, 0x64, (flashport >> 8)); + sio_write(port, 0x65, (flashport & 0xff)); + } } exit_conf_mode_ite(port); return flashport; @@ -206,10 +223,11 @@ int it8716f_spi_send_command(unsigned int writecnt, unsigned int readcnt, } /* Page size is usually 256 bytes */ -static int it8716f_spi_page_program(int block, uint8_t *buf, uint8_t *bios) +static int it8716f_spi_page_program(struct flashchip *flash, int block, uint8_t *buf) { int i; int result; + chipaddr bios = flash->virtual_memory; result = spi_write_enable(); if (result) @@ -217,7 +235,7 @@ static int it8716f_spi_page_program(int block, uint8_t *buf, uint8_t *bios) OUTB(0x06, it8716f_flashport + 1); OUTB(((2 + (fast_spi ? 1 : 0)) << 4), it8716f_flashport); for (i = 0; i < 256; i++) { - bios[256 * block + i] = buf[256 * block + i]; + chip_writeb(buf[256 * block + i], bios + 256 * block + i); } OUTB(0, it8716f_flashport); /* Wait until the Write-In-Progress bit is cleared. @@ -288,8 +306,7 @@ int it8716f_spi_chip_write_256(struct flashchip *flash, uint8_t *buf) it8716f_spi_chip_write_1(flash, buf); } else { for (i = 0; i < total_size / 256; i++) { - it8716f_spi_page_program(i, buf, - (uint8_t *)flash->virtual_memory); + it8716f_spi_page_program(flash, i, buf); } } |