> > ------------------------------------------------------------------------ > > > > diff -ubrN ../../flashrom.original/board_enable.c > > flashrom.new/board_enable.c --- > > ../../flashrom.original/board_enable.c 2007-10-15 01:14:29.000000000 > > +0200 +++ flashrom.new/board_enable.c 2007-10-14 20:28:41.000000000 > > +0200 > > @@ -37,7 +37,7 @@ > > #define JEDEC_RDID_OUTSIZE 0x01 > > #define JEDEC_RDID_INSIZE 0x03 > > > > -static uint16_t it8716f_flashport = 0; > > +uint16_t it8716f_flashport = 0; > > > > /* Generic Super I/O helper functions */ > > uint8_t regval(uint16_t port, uint8_t reg) > > @@ -111,7 +111,7 @@ > > whereas the IT8716F splits commands internally into address and > > non-address commands with the address in inverse wire order. That's why > > the register ordering in case 4 and 5 may seem strange. */ > > -static int it8716f_spi_command(uint16_t port, unsigned char writecnt, > > unsigned char readcnt, const unsigned char *writearr, unsigned char > > *readarr) +int it8716f_spi_command(uint16_t port, unsigned char writecnt, > > unsigned char readcnt, const unsigned char *writearr, unsigned char > > *readarr) { > > uint8_t busy, writeenc; > > do { > > diff -ubrN ../../flashrom.original/board_enable.h > > flashrom.new/board_enable.h --- > > ../../flashrom.original/board_enable.h 1970-01-01 01:00:00.000000000 > > +0100 +++ flashrom.new/board_enable.h 2007-10-14 21:09:18.000000000 > > +0200 > > @@ -0,0 +1,7 @@ > > +#ifndef boardenableh > > +#define boardenableh > > +uint16_t it8716f_flashport; > > +uint8_t regval(uint16_t port, uint8_t reg); > > +void regwrite(uint16_t port, uint8_t reg, uint8_t val); > > +int it8716f_spi_command(uint16_t port, unsigned char writecnt, unsigned > > char readcnt, const unsigned char *writearr, unsigned char *readarr); > > +#endif > > diff -ubrN ../../flashrom.original/flashchips.c flashrom.new/flashchips.c > > --- ../../flashrom.original/flashchips.c 2007-10-15 01:14:28.000000000 > > +0200 +++ flashrom.new/flashchips.c 2007-10-15 01:24:58.000000000 +0200 > > @@ -39,7 +39,7 @@ > > {"Mx29f002", MX_ID, MX_29F002, 256, 64 * 1024, > > probe_29f002, erase_29f002, write_29f002}, > > {"MX25L4005", MX_ID, MX_25L4005, 512, 4 * 1024, > > - probe_spi, NULL, NULL}, > > + probe_spi, erase_25l4005, write_25l4005}, > > {"SST29EE020A", SST_ID, SST_29EE020A, 256, 128, > > probe_jedec, erase_chip_jedec, write_jedec}, > > {"SST28SF040A", SST_ID, SST_28SF040, 512, 256, > > diff -ubrN ../../flashrom.original/flash.h flashrom.new/flash.h > > --- ../../flashrom.original/flash.h 2007-10-15 01:14:28.000000000 +0200 > > +++ flashrom.new/flash.h 2007-10-14 19:13:52.000000000 +0200 > > @@ -294,4 +294,10 @@ > > /* w49f002u.c */ > > int write_49f002(struct flashchip *flash, uint8_t *buf); > > > > +/* mx25l4005.c */ > > +// probe > > +int write_25l4005(struct flashchip *flash, uint8_t *buf); > > +int erase_25l4005(struct flashchip *flash); > > +int read_25l4005(struct flashchip *flash, uint8_t *buf); > > + > > #endif /* !__FLASH_H__ */ > > diff -ubrN ../../flashrom.original/Makefile flashrom.new/Makefile > > --- ../../flashrom.original/Makefile 2007-10-15 01:14:29.000000000 > > +0200 > > +++ flashrom.new/Makefile 2007-10-15 01:20:16.000000000 +0200 > > @@ -24,7 +24,7 @@ > > am29f040b.o mx29f002.o sst39sf020.o m29f400bt.o w49f002u.o \ > > 82802ab.o msys_doc.o pm49fl004.o sst49lf040.o sst49lfxxxc.o \ > > sst_fwhub.o layout.o lbtable.o flashchips.o flashrom.o \ > > - sharplhf00l04.o w29ee011.o > > + sharplhf00l04.o w29ee011.o mx25l4005.o > > > > all: pciutils dep $(PROGRAM) > > > > @@ -33,7 +33,7 @@ > > $(STRIP) $(STRIP_ARGS) $(PROGRAM) > > > > clean: > > - rm -f *.o *~ > > + rm -f *.o *~ flashrom > > > > distclean: clean > > rm -f $(PROGRAM) .dependencies > > diff -ubrN ../../flashrom.original/mx25l4005.c flashrom.new/mx25l4005.c > > --- ../../flashrom.original/mx25l4005.c 1970-01-01 01:00:00.000000000 > > +0100 +++ flashrom.new/mx25l4005.c 2007-10-15 01:17:56.000000000 +0200 @@ > > -0,0 +1,57 @@ > > +#include <stdint.h> > > +#include <stdlib.h> > > +#include <stdio.h> > > +#include "flash.h" > > +#include "board_enable.h" > > + > > +static void check_n_write_enable() { > > + uint8_t result[3] = {0, 0, 0}; > > + uint8_t command[5] = {0x06, 0, 0, 0, 0}; > > + // Send WREN (Write Enable) > > + it8716f_spi_command(it8716f_flashport, 1, 0, command, result); > > + uint8_t reg=regval(it8716f_flashport,0x24); > > + reg|=(1<<4); > > + regwrite(it8716f_flashport,0x24,reg); > > + > > +} > > + > > +static void write_disable() { > > + uint8_t result[3] = {0, 0, 0}; > > + uint8_t command[5] = {0x04, 0, 0, 0, 0}; > > + // Send WRDI (Write Disable) > > + it8716f_spi_command(it8716f_flashport, 1, 0, command, result); > > + uint8_t reg=regval(it8716f_flashport,0x24); > > + reg&=~(1<<4); > > + regwrite(it8716f_flashport,0x24,reg); > > +} > > + > > +void write256b(int block, uint8_t *buf, uint8_t *bios ) { > > + check_n_write_enable(); > > + outb(0x06,it8716f_flashport+1); > > + outb((3<<4),it8716f_flashport); > > + int i; > > + for (i=0;i<256;++i) { > > + bios[256*block+i]=buf[256*block+i]; > > + } > > + outb(0,it8716f_flashport); > > + write_disable(); > > + usleep (100000); -usleep (100000); +usleep (1000); //also works fine with a value of 1000, and is much faster with that.
> > +} > > + > > +int write_25l4005(struct flashchip *flash, uint8_t *buf) { > > + int total_size=1024*flash->total_size; > > + int i; > > + for (i=0;i<total_size/256;++i) { > > + write256b(i, buf, (uint8_t*)flash->virtual_memory); > > + } > > +return 0; > > +} > > + > > +int erase_25l4005(struct flashchip *flash) { > > +check_n_write_enable(); > > +uint8_t result[3]={0, 0, 0}; > > +uint8_t command[5]={0xc7, 0, 0, 0, 0}; > > +it8716f_spi_command(it8716f_flashport, 1, 0, command, result); > > +write_disable(); +sleep (3); // the chip needs some time, until it responses again. > > +return 0; > > +} -- linuxbios mailing list linuxbios@linuxbios.org http://www.linuxbios.org/mailman/listinfo/linuxbios