[PATCH v3 14/17] hw/sd/sdcard: Extract sd_blk_len() helper

From: Philippe Mathieu-Daudé <f4bug(a)amsat.org&gt; Extract sd_blk_len() helper, use definitions instead of magic values. Signed-off-by: Philippe Mathieu-Daudé <f4bug(a)amsat.org&gt; Signed-off-by: Philippe Mathieu-Daudé <philmd(a)linaro.org&gt; --- hw/sd/sd.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/hw/sd/sd.c b/hw/sd/sd.c index aaa50ab2c5..5997e13107 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -603,6 +603,14 @@ static void sd_response_r7_make(SDState *sd, uint8_t *response) stl_be_p(response, sd->vhs); } +static uint32_t sd_blk_len(SDState *sd) +{ + if (FIELD_EX32(sd->ocr, OCR, CARD_CAPACITY)) { + return 1 << HWBLOCK_SHIFT; + } + return sd->blk_len; +} + static uint64_t sd_req_get_address(SDState *sd, SDRequest req) { uint64_t addr; @@ -2076,7 +2084,7 @@ uint8_t sd_read_byte(SDState *sd) if (sd->card_status & (ADDRESS_ERROR | WP_VIOLATION)) return 0x00; - io_len = (sd->ocr & (1 << 30)) ? 512 : sd->blk_len; + io_len = sd_blk_len(sd); trace_sdcard_read_data(sd->proto->name, sd->last_cmd_name, -- 2.41.0