diff options
Diffstat (limited to 'util/flashrom/flash.h')
| -rw-r--r-- | util/flashrom/flash.h | 45 |
1 files changed, 26 insertions, 19 deletions
diff --git a/util/flashrom/flash.h b/util/flashrom/flash.h index 898977f0e7..db3e0d6e97 100644 --- a/util/flashrom/flash.h +++ b/util/flashrom/flash.h @@ -31,7 +31,7 @@ #include <stdio.h> struct flashchip { - char *name; + const char *name; int manufacture_id; int model_id; @@ -43,18 +43,18 @@ struct flashchip { int (*write) (struct flashchip *flash, uint8_t *buf); int (*read) (struct flashchip *flash, uint8_t *buf); - /* some flash devices have an additional - * register space - */ + /* Some flash devices have an additional register space. */ volatile uint8_t *virtual_memory; volatile uint8_t *virtual_registers; }; extern struct flashchip flashchips[]; -/* Please keep this list sorted alphabetically by manufacturer. The first +/* + * Please keep this list sorted alphabetically by manufacturer. The first * entry of each section should be the manufacturer ID, followed by the * list of devices from that manufacturer (sorted by device IDs). + * * All LPC/FWH parts (parallel flash) have 8-bit device IDs. * All SPI parts have 16-bit device IDs. */ @@ -80,9 +80,11 @@ extern struct flashchip flashchips[]; #define EMST_ID 0x8C /* EMST / EFST */ #define EMST_F49B002UA 0x00 +/* + * EN25 chips are SPI, first byte of device ID is memory type, + * second byte of device ID is log(bitsize)-9. + */ #define EON_ID 0x1C /* EON */ -/* EN25 chips are SPI, first byte of device id is memory type, - * second byte of device id is log(bitsize)-9. */ #define EN_25B05 0x2010 /* 2^19 kbit or 2^16 kByte */ #define EN_25B10 0x2011 #define EN_25B20 0x2012 @@ -103,13 +105,15 @@ extern struct flashchip flashchips[]; #define ISSI_ID 0xD5 /* ISSI */ #define MSYSTEMS_ID 0x156F /* M-Systems */ -#define MSYSTEMS_MD2200 0xDB /* ? */ +#define MSYSTEMS_MD2200 0xDB #define MSYSTEMS_MD2800 0x30 /* hmm -- both 0x30 */ #define MSYSTEMS_MD2802 0x30 /* hmm -- both 0x30 */ +/* + * MX25 chips are SPI, first byte of device ID is memory type, + * second byte of device ID is log(bitsize)-9. + */ #define MX_ID 0xC2 /* Macronix (MX) */ -/* MX25 chips are SPI, first byte of device id is memory type, - * second byte of device id is log(bitsize)-9. */ #define MX_25L512 0x2010 /* 2^19 kbit or 2^16 kByte */ #define MX_25L1005 0x2011 #define MX_25L2005 0x2012 @@ -129,9 +133,11 @@ extern struct flashchip flashchips[]; #define SHARP_ID 0xB0 /* Sharp */ #define SHARP_LHF00L04 0xCF +/* + * SST25 chips are SPI, first byte of device ID is memory type, second + * byte of device ID is related to log(bitsize) at least for some chips. + */ #define SST_ID 0xBF /* SST */ -/* SST25 chips are SPI, first byte of device id is memory type, second - * byte of device id is related to log(bitsize) at least for some chips. */ #define SST_25WF512 0x2501 #define SST_25WF010 0x2502 #define SST_25WF020 0x2503 @@ -196,22 +202,23 @@ extern struct flashchip flashchips[]; #define W_49V002A 0xB0 #define W_49V002FA 0x32 -/* function prototypes from udelay.h */ - +/* udelay.c */ void myusec_delay(int time); void myusec_calibrate_delay(); -/* pci handling for board/chipset_enable */ -struct pci_access *pacc; /* For board and chipset_enable */ +/* PCI handling for board/chipset_enable */ +struct pci_access *pacc; struct pci_dev *pci_dev_find(uint16_t vendor, uint16_t device); struct pci_dev *pci_card_find(uint16_t vendor, uint16_t device, uint16_t card_vendor, uint16_t card_device); -int board_flash_enable(char *vendor, char *part); /* board_enable.c */ -int chipset_flash_enable(void); /* chipset_enable.c */ +/* board_enable.c */ +int board_flash_enable(const char *vendor, const char *part); -/* physical memory mapping device */ +/* chipset_enable.c */ +int chipset_flash_enable(void); +/* Physical memory mapping device */ #if defined (__sun) && (defined(__i386) || defined(__amd64)) # define MEM_DEV "/dev/xsvc" #else |