diff options
| author | Shawn Nematbakhsh <shawnn@chromium.org> | 2013-07-08 14:26:35 -0700 |
|---|---|---|
| committer | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2013-12-12 22:05:41 +0100 |
| commit | 865912cec083afba64f9ada0a438da8a10daea78 (patch) | |
| tree | 393e05fc7cc99783cea2f2aac3da7e7c7376008f /src | |
| parent | aa1b10617d3a06c37e8294aa45dbb8bea5857651 (diff) | |
peppy: Add backward-compatible RAM_ID table.
Make use of google_chromeec_get_board_version to determine board
version, and apply proper RAM_ID table to load correct SPD.
Change-Id: I6a2d54759cf2ce98bf53df0db396c6e09368c714
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/61192
Reviewed-by: Dave Parker <dparker@chromium.org>
Reviewed-on: http://review.coreboot.org/4353
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/peppy/onboard.h | 3 | ||||
| -rw-r--r-- | src/mainboard/google/peppy/romstage.c | 26 |
2 files changed, 24 insertions, 5 deletions
diff --git a/src/mainboard/google/peppy/onboard.h b/src/mainboard/google/peppy/onboard.h index 23e8f1e062..003659490c 100644 --- a/src/mainboard/google/peppy/onboard.h +++ b/src/mainboard/google/peppy/onboard.h @@ -37,4 +37,7 @@ #define BOARD_TOUCHSCREEN_I2C_BUS 2 /* I2C1 */ #define BOARD_TOUCHSCREEN_I2C_ADDR 0x4a +#define PEPPY_BOARD_VERSION_PROTO 0 +#define PEPPY_BOARD_VERSION_EVT 1 + #endif diff --git a/src/mainboard/google/peppy/romstage.c b/src/mainboard/google/peppy/romstage.c index bfa168174c..c213b10b69 100644 --- a/src/mainboard/google/peppy/romstage.c +++ b/src/mainboard/google/peppy/romstage.c @@ -25,11 +25,13 @@ #include <cbfs.h> #include <console/console.h> #include "cpu/intel/haswell/haswell.h" +#include "ec/google/chromeec/ec.h" #include "northbridge/intel/haswell/haswell.h" #include "northbridge/intel/haswell/raminit.h" #include "southbridge/intel/lynxpoint/pch.h" #include "southbridge/intel/lynxpoint/lp_gpio.h" #include "gpio.h" +#include "onboard.h" const struct rcba_config_instruction rcba_config[] = { @@ -83,6 +85,25 @@ static void copy_spd(struct pei_data *peid) if (!spd_file) die("SPD data not found."); + switch (google_chromeec_get_board_version()) { + case PEPPY_BOARD_VERSION_PROTO: + /* Index 0 is 2GB config with CH0 only. */ + if (spd_index == 0) + peid->dimm_channel1_disabled = 3; + break; + + case PEPPY_BOARD_VERSION_EVT: + default: + /* Index 0-2 are 4GB config with both CH0 and CH1. + * Index 4-6 are 2GB config with CH0 only. */ + if (spd_index > 3) + { + peid->dimm_channel1_disabled = 3; + spd_index &= 0x03; + } + break; + } + if (ntohl(spd_file->len) < ((spd_index + 1) * sizeof(peid->spd_data[0]))) { printk(BIOS_ERR, "SPD index override to 0 - old hardware?\n"); @@ -92,11 +113,6 @@ static void copy_spd(struct pei_data *peid) if (spd_file->len < sizeof(peid->spd_data[0])) die("Missing SPD data."); - /* Index 0-2 are 4GB config with both CH0 and CH1 - * Index 4-6 are 2GB config with CH0 only */ - if (spd_index > 3) - peid->dimm_channel1_disabled = 3; - memcpy(peid->spd_data[0], ((char*)CBFS_SUBHEADER(spd_file)) + spd_index * sizeof(peid->spd_data[0]), |