diff options
| -rw-r--r-- | hw/sd/sd.c | 18 |
1 files changed, 0 insertions, 18 deletions
diff --git a/hw/sd/sd.c b/hw/sd/sd.c index bfea5547d5..b3952514fe 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -271,23 +271,6 @@ static uint8_t sd_crc7(const void *message, size_t width) return shift_reg; } -static uint16_t sd_crc16(const void *message, size_t width) -{ - int i, bit; - uint16_t shift_reg = 0x0000; - const uint16_t *msg = (const uint16_t *)message; - width <<= 1; - - for (i = 0; i < width; i ++, msg ++) - for (bit = 15; bit >= 0; bit --) { - shift_reg <<= 1; - if ((shift_reg >> 15) ^ ((*msg >> bit) & 1)) - shift_reg ^= 0x1011; - } - - return shift_reg; -} - #define OCR_POWER_DELAY_NS 500000 /* 0.5ms */ FIELD(OCR, VDD_VOLTAGE_WINDOW, 0, 24) @@ -843,7 +826,6 @@ static void sd_function_switch(SDState *sd, uint32_t arg) sd->data[16 - (i >> 1)] |= new_func << ((i % 2) * 4); } memset(&sd->data[17], 0, 47); - stw_be_p(sd->data + 64, sd_crc16(sd->data, 64)); } static inline bool sd_wp_addr(SDState *sd, uint64_t addr) |