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authorKevin Wolf <kwolf@redhat.com>2013-06-18 10:26:10 +0200
committerStefan Hajnoczi <stefanha@redhat.com>2013-06-24 10:25:16 +0200
commitff3526773080de2840481ec237db13ae3cbc7166 (patch)
tree5b3324bf392ee33aeb33320b0dda2e5fc0fb1850
parent6b1dd744240896b67ab3d8fbf3a6292521aaed58 (diff)
downloadhqemu-ff3526773080de2840481ec237db13ae3cbc7166.zip
hqemu-ff3526773080de2840481ec237db13ae3cbc7166.tar.gz
ide: Convert SMART commands to ide_cmd_table handler
Signed-off-by: Kevin Wolf <kwolf@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
-rw-r--r--hw/ide/core.c325
1 files changed, 174 insertions, 151 deletions
diff --git a/hw/ide/core.c b/hw/ide/core.c
index a563f6e..1c8f414 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -1438,6 +1438,179 @@ static bool cmd_ibm_sense_condition(IDEState *s, uint8_t cmd)
return true;
}
+
+/*** SMART commands ***/
+
+static bool cmd_smart(IDEState *s, uint8_t cmd)
+{
+ int n;
+
+ if (s->hcyl != 0xc2 || s->lcyl != 0x4f) {
+ goto abort_cmd;
+ }
+
+ if (!s->smart_enabled && s->feature != SMART_ENABLE) {
+ goto abort_cmd;
+ }
+
+ switch (s->feature) {
+ case SMART_DISABLE:
+ s->smart_enabled = 0;
+ return true;
+
+ case SMART_ENABLE:
+ s->smart_enabled = 1;
+ return true;
+
+ case SMART_ATTR_AUTOSAVE:
+ switch (s->sector) {
+ case 0x00:
+ s->smart_autosave = 0;
+ break;
+ case 0xf1:
+ s->smart_autosave = 1;
+ break;
+ default:
+ goto abort_cmd;
+ }
+ return true;
+
+ case SMART_STATUS:
+ if (!s->smart_errors) {
+ s->hcyl = 0xc2;
+ s->lcyl = 0x4f;
+ } else {
+ s->hcyl = 0x2c;
+ s->lcyl = 0xf4;
+ }
+ return true;
+
+ case SMART_READ_THRESH:
+ memset(s->io_buffer, 0, 0x200);
+ s->io_buffer[0] = 0x01; /* smart struct version */
+
+ for (n = 0; n < ARRAY_SIZE(smart_attributes); n++) {
+ s->io_buffer[2 + 0 + (n * 12)] = smart_attributes[n][0];
+ s->io_buffer[2 + 1 + (n * 12)] = smart_attributes[n][11];
+ }
+
+ /* checksum */
+ for (n = 0; n < 511; n++) {
+ s->io_buffer[511] += s->io_buffer[n];
+ }
+ s->io_buffer[511] = 0x100 - s->io_buffer[511];
+
+ s->status = READY_STAT | SEEK_STAT;
+ ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
+ ide_set_irq(s->bus);
+ return false;
+
+ case SMART_READ_DATA:
+ memset(s->io_buffer, 0, 0x200);
+ s->io_buffer[0] = 0x01; /* smart struct version */
+
+ for (n = 0; n < ARRAY_SIZE(smart_attributes); n++) {
+ int i;
+ for (i = 0; i < 11; i++) {
+ s->io_buffer[2 + i + (n * 12)] = smart_attributes[n][i];
+ }
+ }
+
+ s->io_buffer[362] = 0x02 | (s->smart_autosave ? 0x80 : 0x00);
+ if (s->smart_selftest_count == 0) {
+ s->io_buffer[363] = 0;
+ } else {
+ s->io_buffer[363] =
+ s->smart_selftest_data[3 +
+ (s->smart_selftest_count - 1) *
+ 24];
+ }
+ s->io_buffer[364] = 0x20;
+ s->io_buffer[365] = 0x01;
+ /* offline data collection capacity: execute + self-test*/
+ s->io_buffer[367] = (1 << 4 | 1 << 3 | 1);
+ s->io_buffer[368] = 0x03; /* smart capability (1) */
+ s->io_buffer[369] = 0x00; /* smart capability (2) */
+ s->io_buffer[370] = 0x01; /* error logging supported */
+ s->io_buffer[372] = 0x02; /* minutes for poll short test */
+ s->io_buffer[373] = 0x36; /* minutes for poll ext test */
+ s->io_buffer[374] = 0x01; /* minutes for poll conveyance */
+
+ for (n = 0; n < 511; n++) {
+ s->io_buffer[511] += s->io_buffer[n];
+ }
+ s->io_buffer[511] = 0x100 - s->io_buffer[511];
+
+ s->status = READY_STAT | SEEK_STAT;
+ ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
+ ide_set_irq(s->bus);
+ return false;
+
+ case SMART_READ_LOG:
+ switch (s->sector) {
+ case 0x01: /* summary smart error log */
+ memset(s->io_buffer, 0, 0x200);
+ s->io_buffer[0] = 0x01;
+ s->io_buffer[1] = 0x00; /* no error entries */
+ s->io_buffer[452] = s->smart_errors & 0xff;
+ s->io_buffer[453] = (s->smart_errors & 0xff00) >> 8;
+
+ for (n = 0; n < 511; n++) {
+ s->io_buffer[511] += s->io_buffer[n];
+ }
+ s->io_buffer[511] = 0x100 - s->io_buffer[511];
+ break;
+ case 0x06: /* smart self test log */
+ memset(s->io_buffer, 0, 0x200);
+ s->io_buffer[0] = 0x01;
+ if (s->smart_selftest_count == 0) {
+ s->io_buffer[508] = 0;
+ } else {
+ s->io_buffer[508] = s->smart_selftest_count;
+ for (n = 2; n < 506; n++) {
+ s->io_buffer[n] = s->smart_selftest_data[n];
+ }
+ }
+
+ for (n = 0; n < 511; n++) {
+ s->io_buffer[511] += s->io_buffer[n];
+ }
+ s->io_buffer[511] = 0x100 - s->io_buffer[511];
+ break;
+ default:
+ goto abort_cmd;
+ }
+ s->status = READY_STAT | SEEK_STAT;
+ ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
+ ide_set_irq(s->bus);
+ return false;
+
+ case SMART_EXECUTE_OFFLINE:
+ switch (s->sector) {
+ case 0: /* off-line routine */
+ case 1: /* short self test */
+ case 2: /* extended self test */
+ s->smart_selftest_count++;
+ if (s->smart_selftest_count > 21) {
+ s->smart_selftest_count = 0;
+ }
+ n = 2 + (s->smart_selftest_count - 1) * 24;
+ s->smart_selftest_data[n] = s->sector;
+ s->smart_selftest_data[n + 1] = 0x00; /* OK and finished */
+ s->smart_selftest_data[n + 2] = 0x34; /* hour count lsb */
+ s->smart_selftest_data[n + 3] = 0x12; /* hour count msb */
+ break;
+ default:
+ goto abort_cmd;
+ }
+ return true;
+ }
+
+abort_cmd:
+ ide_abort_command(s);
+ return true;
+}
+
#define HD_OK (1u << IDE_HD)
#define CD_OK (1u << IDE_CD)
#define CFA_OK (1u << IDE_CFATA)
@@ -1486,7 +1659,7 @@ static const struct {
[WIN_SLEEPNOW2] = { cmd_nop, ALL_OK },
[WIN_PACKETCMD] = { cmd_packet, CD_OK },
[WIN_PIDENTIFY] = { cmd_identify_packet, CD_OK },
- [WIN_SMART] = { NULL, HD_CFA_OK },
+ [WIN_SMART] = { cmd_smart, HD_CFA_OK | SET_DSC },
[CFA_ACCESS_METADATA_STORAGE] = { cmd_cfa_access_metadata_storage, CFA_OK },
[CFA_ERASE_SECTORS] = { cmd_cfa_erase_sectors, CFA_OK | SET_DSC },
[WIN_MULTREAD] = { cmd_read_multiple, HD_CFA_OK },
@@ -1521,7 +1694,6 @@ static bool ide_cmd_permitted(IDEState *s, uint32_t cmd)
void ide_exec_cmd(IDEBus *bus, uint32_t val)
{
IDEState *s;
- int n;
#if defined(DEBUG_IDE)
printf("ide: CMD=%02x\n", val);
@@ -1561,155 +1733,6 @@ void ide_exec_cmd(IDEBus *bus, uint32_t val)
}
switch(val) {
- case WIN_SMART:
- if (s->hcyl != 0xc2 || s->lcyl != 0x4f)
- goto abort_cmd;
- if (!s->smart_enabled && s->feature != SMART_ENABLE)
- goto abort_cmd;
- switch (s->feature) {
- case SMART_DISABLE:
- s->smart_enabled = 0;
- s->status = READY_STAT | SEEK_STAT;
- ide_set_irq(s->bus);
- break;
- case SMART_ENABLE:
- s->smart_enabled = 1;
- s->status = READY_STAT | SEEK_STAT;
- ide_set_irq(s->bus);
- break;
- case SMART_ATTR_AUTOSAVE:
- switch (s->sector) {
- case 0x00:
- s->smart_autosave = 0;
- break;
- case 0xf1:
- s->smart_autosave = 1;
- break;
- default:
- goto abort_cmd;
- }
- s->status = READY_STAT | SEEK_STAT;
- ide_set_irq(s->bus);
- break;
- case SMART_STATUS:
- if (!s->smart_errors) {
- s->hcyl = 0xc2;
- s->lcyl = 0x4f;
- } else {
- s->hcyl = 0x2c;
- s->lcyl = 0xf4;
- }
- s->status = READY_STAT | SEEK_STAT;
- ide_set_irq(s->bus);
- break;
- case SMART_READ_THRESH:
- memset(s->io_buffer, 0, 0x200);
- s->io_buffer[0] = 0x01; /* smart struct version */
- for (n = 0; n < ARRAY_SIZE(smart_attributes); n++) {
- s->io_buffer[2+0+(n*12)] = smart_attributes[n][0];
- s->io_buffer[2+1+(n*12)] = smart_attributes[n][11];
- }
- for (n=0; n<511; n++) /* checksum */
- s->io_buffer[511] += s->io_buffer[n];
- s->io_buffer[511] = 0x100 - s->io_buffer[511];
- s->status = READY_STAT | SEEK_STAT;
- ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
- ide_set_irq(s->bus);
- break;
- case SMART_READ_DATA:
- memset(s->io_buffer, 0, 0x200);
- s->io_buffer[0] = 0x01; /* smart struct version */
- for (n = 0; n < ARRAY_SIZE(smart_attributes); n++) {
- int i;
- for(i = 0; i < 11; i++) {
- s->io_buffer[2+i+(n*12)] = smart_attributes[n][i];
- }
- }
- s->io_buffer[362] = 0x02 | (s->smart_autosave?0x80:0x00);
- if (s->smart_selftest_count == 0) {
- s->io_buffer[363] = 0;
- } else {
- s->io_buffer[363] =
- s->smart_selftest_data[3 +
- (s->smart_selftest_count - 1) *
- 24];
- }
- s->io_buffer[364] = 0x20;
- s->io_buffer[365] = 0x01;
- /* offline data collection capacity: execute + self-test*/
- s->io_buffer[367] = (1<<4 | 1<<3 | 1);
- s->io_buffer[368] = 0x03; /* smart capability (1) */
- s->io_buffer[369] = 0x00; /* smart capability (2) */
- s->io_buffer[370] = 0x01; /* error logging supported */
- s->io_buffer[372] = 0x02; /* minutes for poll short test */
- s->io_buffer[373] = 0x36; /* minutes for poll ext test */
- s->io_buffer[374] = 0x01; /* minutes for poll conveyance */
-
- for (n=0; n<511; n++)
- s->io_buffer[511] += s->io_buffer[n];
- s->io_buffer[511] = 0x100 - s->io_buffer[511];
- s->status = READY_STAT | SEEK_STAT;
- ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
- ide_set_irq(s->bus);
- break;
- case SMART_READ_LOG:
- switch (s->sector) {
- case 0x01: /* summary smart error log */
- memset(s->io_buffer, 0, 0x200);
- s->io_buffer[0] = 0x01;
- s->io_buffer[1] = 0x00; /* no error entries */
- s->io_buffer[452] = s->smart_errors & 0xff;
- s->io_buffer[453] = (s->smart_errors & 0xff00) >> 8;
-
- for (n=0; n<511; n++)
- s->io_buffer[511] += s->io_buffer[n];
- s->io_buffer[511] = 0x100 - s->io_buffer[511];
- break;
- case 0x06: /* smart self test log */
- memset(s->io_buffer, 0, 0x200);
- s->io_buffer[0] = 0x01;
- if (s->smart_selftest_count == 0) {
- s->io_buffer[508] = 0;
- } else {
- s->io_buffer[508] = s->smart_selftest_count;
- for (n=2; n<506; n++)
- s->io_buffer[n] = s->smart_selftest_data[n];
- }
- for (n=0; n<511; n++)
- s->io_buffer[511] += s->io_buffer[n];
- s->io_buffer[511] = 0x100 - s->io_buffer[511];
- break;
- default:
- goto abort_cmd;
- }
- s->status = READY_STAT | SEEK_STAT;
- ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
- ide_set_irq(s->bus);
- break;
- case SMART_EXECUTE_OFFLINE:
- switch (s->sector) {
- case 0: /* off-line routine */
- case 1: /* short self test */
- case 2: /* extended self test */
- s->smart_selftest_count++;
- if(s->smart_selftest_count > 21)
- s->smart_selftest_count = 0;
- n = 2 + (s->smart_selftest_count - 1) * 24;
- s->smart_selftest_data[n] = s->sector;
- s->smart_selftest_data[n+1] = 0x00; /* OK and finished */
- s->smart_selftest_data[n+2] = 0x34; /* hour count lsb */
- s->smart_selftest_data[n+3] = 0x12; /* hour count msb */
- s->status = READY_STAT | SEEK_STAT;
- ide_set_irq(s->bus);
- break;
- default:
- goto abort_cmd;
- }
- break;
- default:
- goto abort_cmd;
- }
- break;
default:
/* should not be reachable */
abort_cmd:
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