Factor out SPI write/read chunking wrappers.
Signed-off-by: Michael Karcher <flashrom@mkarcher.dialup.fu-berlin.de>
Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
git-svn-id: svn://coreboot.org/flashrom/trunk@1298 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
diff --git a/programmer.h b/programmer.h
index 95d1fae..6ade8ed 100644
--- a/programmer.h
+++ b/programmer.h
@@ -374,7 +374,6 @@
void dummy_chip_readn(uint8_t *buf, const chipaddr addr, size_t len);
int dummy_spi_send_command(unsigned int writecnt, unsigned int readcnt,
const unsigned char *writearr, unsigned char *readarr);
-int dummy_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len);
int dummy_spi_write_256(struct flashchip *flash, uint8_t *buf, int start, int len);
#endif
@@ -487,8 +486,6 @@
};
int ft2232_spi_init(void);
int ft2232_spi_send_command(unsigned int writecnt, unsigned int readcnt, const unsigned char *writearr, unsigned char *readarr);
-int ft2232_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len);
-int ft2232_spi_write_256(struct flashchip *flash, uint8_t *buf, int start, int len);
extern const struct usbdev_status devs_ft2232spi[];
void print_supported_usbdevs(const struct usbdev_status *devs);
#endif
@@ -509,8 +506,6 @@
int bitbang_spi_init(const struct bitbang_spi_master *master, int halfperiod);
int bitbang_spi_shutdown(const struct bitbang_spi_master *master);
int bitbang_spi_send_command(unsigned int writecnt, unsigned int readcnt, const unsigned char *writearr, unsigned char *readarr);
-int bitbang_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len);
-int bitbang_spi_write_256(struct flashchip *flash, uint8_t *buf, int start, int len);
/* buspirate_spi.c */
struct buspirate_spispeeds {
@@ -520,8 +515,6 @@
int buspirate_spi_init(void);
int buspirate_spi_shutdown(void);
int buspirate_spi_send_command(unsigned int writecnt, unsigned int readcnt, const unsigned char *writearr, unsigned char *readarr);
-int buspirate_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len);
-int buspirate_spi_write_256(struct flashchip *flash, uint8_t *buf, int start, int len);
/* dediprog.c */
int dediprog_init(void);
@@ -586,7 +579,13 @@
SPI_CONTROLLER_INVALID /* This must always be the last entry. */
};
extern const int spi_programmer_count;
+
+#define MAX_DATA_UNSPECIFIED 0
+#define MAX_DATA_READ_UNLIMITED 64 * 1024
+#define MAX_DATA_WRITE_UNLIMITED 256
struct spi_programmer {
+ int max_data_read;
+ int max_data_write;
int (*command)(unsigned int writecnt, unsigned int readcnt,
const unsigned char *writearr, unsigned char *readarr);
int (*multicommand)(struct spi_command *cmds);
@@ -601,6 +600,8 @@
int default_spi_send_command(unsigned int writecnt, unsigned int readcnt,
const unsigned char *writearr, unsigned char *readarr);
int default_spi_send_multicommand(struct spi_command *cmds);
+int default_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len);
+int default_spi_write_256(struct flashchip *flash, uint8_t *buf, int start, int len);
/* ichspi.c */
#if CONFIG_INTERNAL == 1
@@ -610,8 +611,6 @@
int via_init_spi(struct pci_dev *dev);
int ich_spi_send_command(unsigned int writecnt, unsigned int readcnt,
const unsigned char *writearr, unsigned char *readarr);
-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, int start, int len);
int ich_spi_send_multicommand(struct spi_command *cmds);
#endif
@@ -620,8 +619,6 @@
int it85xx_shutdown(void);
int it85xx_spi_send_command(unsigned int writecnt, unsigned int readcnt,
const unsigned char *writearr, unsigned char *readarr);
-int it85_spi_read(struct flashchip *flash, uint8_t * buf, int start, int len);
-int it85_spi_write_256(struct flashchip *flash, uint8_t * buf, int start, int len);
/* it87spi.c */
void enter_conf_mode_ite(uint16_t port);
@@ -638,8 +635,6 @@
int sb600_probe_spi(struct pci_dev *dev);
int sb600_spi_send_command(unsigned int writecnt, unsigned int readcnt,
const unsigned char *writearr, unsigned char *readarr);
-int sb600_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len);
-int sb600_spi_write_256(struct flashchip *flash, uint8_t *buf, int start, int len);
#endif
/* wbsio_spi.c */