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authorCarl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>2011-12-14 22:25:15 +0000
committerCarl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>2011-12-14 22:25:15 +0000
commit63fd9026f1e82b67a65072fda862ba7af35839e1 (patch)
tree7d9ffba077715cf9e75c9f4a36d0d7f11a3181f6 /it87spi.c
parent83c92e983aaf11fb6f5bafb6744275c50add193c (diff)
downloadast2050-flashrom-63fd9026f1e82b67a65072fda862ba7af35839e1.zip
ast2050-flashrom-63fd9026f1e82b67a65072fda862ba7af35839e1.tar.gz
Use struct flashctx instead of struct flashchip for flash chip access
Struct flashchip is used only for the flashchips array and for operations which do not access hardware, e.g. printing a list of supported flash chips. struct flashctx (flash context) contains all data available in struct flashchip, but it also contains runtime information like mapping addresses. struct flashctx is expected to grow additional members over time, a prime candidate being programmer info. struct flashctx contains all of struct flashchip with identical member layout, but struct flashctx has additional members at the end. The separation between struct flashchip/flashctx shrinks the memory requirement of the big flashchips array and allows future extension of flashctx without having to worry about bloat. Corresponding to flashrom svn r1473. Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net> Acked-by: Michael Karcher <flashrom@mkarcher.dialup.fu-berlin.de>
Diffstat (limited to 'it87spi.c')
-rw-r--r--it87spi.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/it87spi.c b/it87spi.c
index 4810252..5a7e6ec 100644
--- a/it87spi.c
+++ b/it87spi.c
@@ -105,9 +105,9 @@ void probe_superio_ite(void)
static int it8716f_spi_send_command(unsigned int writecnt, unsigned int readcnt,
const unsigned char *writearr, unsigned char *readarr);
-static int it8716f_spi_chip_read(struct flashchip *flash, uint8_t *buf,
+static int it8716f_spi_chip_read(struct flashctx *flash, uint8_t *buf,
unsigned int start, unsigned int len);
-static int it8716f_spi_chip_write_256(struct flashchip *flash, uint8_t *buf,
+static int it8716f_spi_chip_write_256(struct flashctx *flash, uint8_t *buf,
unsigned int start, unsigned int len);
static const struct spi_programmer spi_programmer_it87xx = {
@@ -312,7 +312,7 @@ static int it8716f_spi_send_command(unsigned int writecnt, unsigned int readcnt,
}
/* Page size is usually 256 bytes */
-static int it8716f_spi_page_program(struct flashchip *flash, uint8_t *buf,
+static int it8716f_spi_page_program(struct flashctx *flash, uint8_t *buf,
unsigned int start)
{
unsigned int i;
@@ -340,7 +340,7 @@ static int it8716f_spi_page_program(struct flashchip *flash, uint8_t *buf,
* IT8716F only allows maximum of 512 kb SPI mapped to LPC memory cycles
* Need to read this big flash using firmware cycles 3 byte at a time.
*/
-static int it8716f_spi_chip_read(struct flashchip *flash, uint8_t *buf,
+static int it8716f_spi_chip_read(struct flashctx *flash, uint8_t *buf,
unsigned int start, unsigned int len)
{
fast_spi = 0;
@@ -358,7 +358,7 @@ static int it8716f_spi_chip_read(struct flashchip *flash, uint8_t *buf,
return 0;
}
-static int it8716f_spi_chip_write_256(struct flashchip *flash, uint8_t *buf,
+static int it8716f_spi_chip_write_256(struct flashctx *flash, uint8_t *buf,
unsigned int start, unsigned int len)
{
/*
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