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Diffstat (limited to 'hw/i2c/aspeed_i2c.c')
-rw-r--r--hw/i2c/aspeed_i2c.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/hw/i2c/aspeed_i2c.c b/hw/i2c/aspeed_i2c.c
index 1f071a3811..e485d8bfb8 100644
--- a/hw/i2c/aspeed_i2c.c
+++ b/hw/i2c/aspeed_i2c.c
@@ -236,7 +236,7 @@ static int aspeed_i2c_bus_send(AspeedI2CBus *bus, uint8_t pool_start)
uint32_t reg_byte_buf = aspeed_i2c_bus_byte_buf_offset(bus);
uint32_t reg_dma_len = aspeed_i2c_bus_dma_len_offset(bus);
int pool_tx_count = SHARED_ARRAY_FIELD_EX32(bus->regs, reg_pool_ctrl,
- TX_COUNT);
+ TX_COUNT) + 1;
if (SHARED_ARRAY_FIELD_EX32(bus->regs, reg_cmd, TX_BUFF_EN)) {
for (i = pool_start; i < pool_tx_count; i++) {
@@ -293,7 +293,7 @@ static void aspeed_i2c_bus_recv(AspeedI2CBus *bus)
uint32_t reg_dma_len = aspeed_i2c_bus_dma_len_offset(bus);
uint32_t reg_dma_addr = aspeed_i2c_bus_dma_addr_offset(bus);
int pool_rx_count = SHARED_ARRAY_FIELD_EX32(bus->regs, reg_pool_ctrl,
- RX_COUNT);
+ RX_SIZE) + 1;
if (SHARED_ARRAY_FIELD_EX32(bus->regs, reg_cmd, RX_BUFF_EN)) {
uint8_t *pool_base = aic->bus_pool_base(bus);
@@ -418,7 +418,7 @@ static void aspeed_i2c_bus_cmd_dump(AspeedI2CBus *bus)
uint32_t reg_intr_sts = aspeed_i2c_bus_intr_sts_offset(bus);
uint32_t reg_dma_len = aspeed_i2c_bus_dma_len_offset(bus);
if (SHARED_ARRAY_FIELD_EX32(bus->regs, reg_cmd, RX_BUFF_EN)) {
- count = SHARED_ARRAY_FIELD_EX32(bus->regs, reg_pool_ctrl, TX_COUNT);
+ count = SHARED_ARRAY_FIELD_EX32(bus->regs, reg_pool_ctrl, TX_COUNT) + 1;
} else if (SHARED_ARRAY_FIELD_EX32(bus->regs, reg_cmd, RX_DMA_EN)) {
count = bus->regs[reg_dma_len];
} else { /* BYTE mode */
@@ -490,7 +490,7 @@ static void aspeed_i2c_bus_handle_cmd(AspeedI2CBus *bus, uint64_t value)
*/
if (SHARED_ARRAY_FIELD_EX32(bus->regs, reg_cmd, TX_BUFF_EN)) {
if (SHARED_ARRAY_FIELD_EX32(bus->regs, reg_pool_ctrl, TX_COUNT)
- == 1) {
+ == 0) {
SHARED_ARRAY_FIELD_DP32(bus->regs, reg_cmd, M_TX_CMD, 0);
} else {
/*