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esp: convert ESPState pdma_cb from a function pointer to an integer

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This prepares for the inclusion of the current PDMA callback in the migration
stream since the callback is referenced by an integer instead of a function
pointer.

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: <20220305155530.9265-9-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
This commit is contained in:
Mark Cave-Ayland 2022-03-05 15:55:28 +00:00
parent d0243b094b
commit 77987ef5a3
2 changed files with 41 additions and 14 deletions
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11
include/hw/scsi/esp.h
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@ -51,7 +51,7 @@ struct ESPState {
ESPDMAMemoryReadWriteFunc dma_memory_write;
void *dma_opaque;
void (*dma_cb)(ESPState *s);
void (*pdma_cb)(ESPState *s);
uint8_t pdma_cb;
uint8_t mig_version_id;
@ -150,6 +150,15 @@ struct SysBusESPState {
#define TCHI_FAS100A 0x4
#define TCHI_AM53C974 0x12
/* PDMA callbacks */
enum pdma_cb {
SATN_PDMA_CB = 0,
S_WITHOUT_SATN_PDMA_CB = 1,
SATN_STOP_PDMA_CB = 2,
WRITE_RESPONSE_PDMA_CB = 3,
DO_DMA_PDMA_CB = 4
};
void esp_dma_enable(ESPState *s, int irq, int level);
void esp_request_cancelled(SCSIRequest *req);
void esp_command_complete(SCSIRequest *req, size_t resid);