diff options
author | Kevin Wolf <kwolf@redhat.com> | 2013-06-18 10:26:10 +0200 |
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committer | Stefan Hajnoczi <stefanha@redhat.com> | 2013-06-24 10:25:16 +0200 |
commit | ff3526773080de2840481ec237db13ae3cbc7166 (patch) | |
tree | 5b3324bf392ee33aeb33320b0dda2e5fc0fb1850 /hw/ide/core.c | |
parent | 6b1dd744240896b67ab3d8fbf3a6292521aaed58 (diff) | |
download | hqemu-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>
Diffstat (limited to 'hw/ide/core.c')
-rw-r--r-- | hw/ide/core.c | 325 |
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: |