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-rw-r--r--hw/ide/core.c35
1 files changed, 18 insertions, 17 deletions
diff --git a/hw/ide/core.c b/hw/ide/core.c
index 2c8a0ff431..3064e2e887 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -1184,6 +1184,22 @@ static bool cmd_write_dma(IDEState *s, uint8_t cmd)
return false;
}
+static bool cmd_read_native_max(IDEState *s, uint8_t cmd)
+{
+ bool lba48 = (cmd == WIN_READ_NATIVE_MAX_EXT);
+
+ /* Refuse if no sectors are addressable (e.g. medium not inserted) */
+ if (s->nb_sectors == 0) {
+ ide_abort_command(s);
+ return true;
+ }
+
+ ide_cmd_lba48_transform(s, lba48);
+ ide_set_sector(s, s->nb_sectors - 1);
+
+ return true;
+}
+
#define HD_OK (1u << IDE_HD)
#define CD_OK (1u << IDE_CD)
#define CFA_OK (1u << IDE_CFATA)
@@ -1208,7 +1224,7 @@ static const struct {
[WIN_READ_ONCE] = { cmd_read_pio, ALL_OK },
[WIN_READ_EXT] = { cmd_read_pio, HD_CFA_OK },
[WIN_READDMA_EXT] = { cmd_read_dma, HD_CFA_OK },
- [WIN_READ_NATIVE_MAX_EXT] = { NULL, HD_CFA_OK },
+ [WIN_READ_NATIVE_MAX_EXT] = { cmd_read_native_max, HD_CFA_OK | SET_DSC },
[WIN_MULTREAD_EXT] = { cmd_read_multiple, HD_CFA_OK },
[WIN_WRITE] = { cmd_write_pio, HD_CFA_OK },
[WIN_WRITE_ONCE] = { cmd_write_pio, HD_CFA_OK },
@@ -1255,7 +1271,7 @@ static const struct {
[WIN_SETFEATURES] = { NULL, ALL_OK },
[IBM_SENSE_CONDITION] = { NULL, CFA_OK },
[CFA_WEAR_LEVEL] = { NULL, HD_CFA_OK },
- [WIN_READ_NATIVE_MAX] = { NULL, ALL_OK },
+ [WIN_READ_NATIVE_MAX] = { cmd_read_native_max, ALL_OK | SET_DSC },
};
static bool ide_cmd_permitted(IDEState *s, uint32_t cmd)
@@ -1269,7 +1285,6 @@ void ide_exec_cmd(IDEBus *bus, uint32_t val)
uint16_t *identify_data;
IDEState *s;
int n;
- int lba48 = 0;
#if defined(DEBUG_IDE)
printf("ide: CMD=%02x\n", val);
@@ -1309,20 +1324,6 @@ void ide_exec_cmd(IDEBus *bus, uint32_t val)
}
switch(val) {
- case WIN_READ_NATIVE_MAX_EXT:
- lba48 = 1;
- /* fall through */
- case WIN_READ_NATIVE_MAX:
- /* Refuse if no sectors are addressable (e.g. medium not inserted) */
- if (s->nb_sectors == 0) {
- goto abort_cmd;
- }
- ide_cmd_lba48_transform(s, lba48);
- ide_set_sector(s, s->nb_sectors - 1);
- s->status = READY_STAT | SEEK_STAT;
- ide_set_irq(s->bus);
- break;
-
case WIN_CHECKPOWERMODE1:
case WIN_CHECKPOWERMODE2:
s->error = 0;