diff options
| author | Bin Meng <bin.meng@windriver.com> | 2020-08-21 22:45:36 +0800 |
|---|---|---|
| committer | Philippe Mathieu-Daudé <f4bug@amsat.org> | 2020-08-21 16:49:22 +0200 |
| commit | 6d2d4069c47e23b9e3913f9c8204fd0edcb99fb3 (patch) | |
| tree | 22252a86ba2698c3947ebcaef06460f59cfd9f05 /hw/sd | |
| parent | b638627c723a8d0d2bb73489bc6bf9ff09b8d53a (diff) | |
hw/sd: Correct the maximum size of a Standard Capacity SD Memory Card
Per the SD spec, Standard Capacity SD Memory Card (SDSC) supports
capacity up to and including 2 GiB.
Fixes: 2d7adea4fe ("hw/sd: Support SDHC size cards")
Signed-off-by: Bin Meng <bin.meng@windriver.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Tested-by: Sai Pavan Boddu <sai.pavan.boddu@xilinx.com>
Message-Id: <1598021136-49525-2-git-send-email-bmeng.cn@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Diffstat (limited to 'hw/sd')
| -rw-r--r-- | hw/sd/sd.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/hw/sd/sd.c b/hw/sd/sd.c index 805e21fc88..483c4f1720 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -51,6 +51,8 @@ //#define DEBUG_SD 1 +#define SDSC_MAX_CAPACITY (2 * GiB) + typedef enum { sd_r0 = 0, /* no response */ sd_r1, /* normal response command */ @@ -314,7 +316,7 @@ static void sd_ocr_powerup(void *opaque) /* card power-up OK */ sd->ocr = FIELD_DP32(sd->ocr, OCR, CARD_POWER_UP, 1); - if (sd->size > 1 * GiB) { + if (sd->size > SDSC_MAX_CAPACITY) { sd->ocr = FIELD_DP32(sd->ocr, OCR, CARD_CAPACITY, 1); } } @@ -386,7 +388,7 @@ static void sd_set_csd(SDState *sd, uint64_t size) uint32_t sectsize = (1 << (SECTOR_SHIFT + 1)) - 1; uint32_t wpsize = (1 << (WPGROUP_SHIFT + 1)) - 1; - if (size <= 1 * GiB) { /* Standard Capacity SD */ + if (size <= SDSC_MAX_CAPACITY) { /* Standard Capacity SD */ sd->csd[0] = 0x00; /* CSD structure */ sd->csd[1] = 0x26; /* Data read access-time-1 */ sd->csd[2] = 0x00; /* Data read access-time-2 */ |