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| author | Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> | 2022-03-05 15:55:26 +0000 |
|---|---|---|
| committer | Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> | 2022-03-09 09:29:10 +0000 |
| commit | 1e794c51c429c16ba60b30354fd85adee93b4f1e (patch) | |
| tree | 8f7f49d62c1dd65ad0a644e05382795b2331f7d1 /hw/scsi | |
| parent | e20d0b84a8278cbe9761cfd429e10c5e06d06d01 (diff) | |
| download | qemu-1e794c51c429c16ba60b30354fd85adee93b4f1e.zip qemu-1e794c51c429c16ba60b30354fd85adee93b4f1e.tar.gz qemu-1e794c51c429c16ba60b30354fd85adee93b4f1e.tar.bz2 | |
esp: introduce esp_set_pdma_cb() function
This function is to be used to set the current PDMA callback rather than
accessing the ESPState pdma_cb function pointer directly.
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20220305155530.9265-7-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Diffstat (limited to 'hw/scsi')
| -rw-r--r-- | hw/scsi/esp.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/hw/scsi/esp.c b/hw/scsi/esp.c index 58d0edb..d164021 100644 --- a/hw/scsi/esp.c +++ b/hw/scsi/esp.c @@ -195,6 +195,11 @@ static void esp_pdma_write(ESPState *s, uint8_t val) esp_set_tc(s, dmalen); } +static void esp_set_pdma_cb(ESPState *s, void (*cb)(ESPState *)) +{ + s->pdma_cb = cb; +} + static int esp_select(ESPState *s) { int target; @@ -356,7 +361,7 @@ static void handle_satn(ESPState *s) s->dma_cb = handle_satn; return; } - s->pdma_cb = satn_pdma_cb; + esp_set_pdma_cb(s, satn_pdma_cb); cmdlen = get_cmd(s, ESP_CMDFIFO_SZ); if (cmdlen > 0) { s->cmdfifo_cdb_offset = 1; @@ -387,7 +392,7 @@ static void handle_s_without_atn(ESPState *s) s->dma_cb = handle_s_without_atn; return; } - s->pdma_cb = s_without_satn_pdma_cb; + esp_set_pdma_cb(s, s_without_satn_pdma_cb); cmdlen = get_cmd(s, ESP_CMDFIFO_SZ); if (cmdlen > 0) { s->cmdfifo_cdb_offset = 0; @@ -422,7 +427,7 @@ static void handle_satn_stop(ESPState *s) s->dma_cb = handle_satn_stop; return; } - s->pdma_cb = satn_stop_pdma_cb; + esp_set_pdma_cb(s, satn_stop_pdma_cb); cmdlen = get_cmd(s, 1); if (cmdlen > 0) { trace_esp_handle_satn_stop(fifo8_num_used(&s->cmdfifo)); @@ -464,7 +469,7 @@ static void write_response(ESPState *s) s->rregs[ESP_RINTR] |= INTR_BS | INTR_FC; s->rregs[ESP_RSEQ] = SEQ_CD; } else { - s->pdma_cb = write_response_pdma_cb; + esp_set_pdma_cb(s, write_response_pdma_cb); esp_raise_drq(s); return; } @@ -604,7 +609,7 @@ static void esp_do_dma(ESPState *s) s->dma_memory_read(s->dma_opaque, buf, len); fifo8_push_all(&s->cmdfifo, buf, len); } else { - s->pdma_cb = do_dma_pdma_cb; + esp_set_pdma_cb(s, do_dma_pdma_cb); esp_raise_drq(s); return; } @@ -646,7 +651,7 @@ static void esp_do_dma(ESPState *s) if (s->dma_memory_read) { s->dma_memory_read(s->dma_opaque, s->async_buf, len); } else { - s->pdma_cb = do_dma_pdma_cb; + esp_set_pdma_cb(s, do_dma_pdma_cb); esp_raise_drq(s); return; } @@ -678,7 +683,7 @@ static void esp_do_dma(ESPState *s) } esp_set_tc(s, esp_get_tc(s) - len); - s->pdma_cb = do_dma_pdma_cb; + esp_set_pdma_cb(s, do_dma_pdma_cb); esp_raise_drq(s); /* Indicate transfer to FIFO is complete */ |