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added ATAPI command flags

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Christian Schnell 2025-05-26 18:02:09 +02:00 • committed by Fabian
parent 50c153e6c2
commit f601daf748
1 changed files with 31 additions and 26 deletions
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57
src/ide.js
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@ -166,24 +166,29 @@ const ATAPI_CMD_READ_TRACK_INFORMATION = 0x52; // see [CD-SCSI-2]
const ATAPI_CMD_REQUEST_SENSE = 0x03; // see [MMC-2] 9.1.18
const ATAPI_CMD_TEST_UNIT_READY = 0x00; // see [MMC-2] 9.1.20
const ATAPI_CMD_NAME =
// ATAPI command flags
const ATAPI_CF_NONE = 0x00; // no flags
const ATAPI_CF_NEEDS_DISK = 0x01; // command needs inserted disk
const ATAPI_CF_UNIT_ATTN = 0x02; // bounce command if unit attention condition is active
const ATAPI_CMD =
{
[ATAPI_CMD_GET_CONFIGURATION]: "GET CONFIGURATION",
[ATAPI_CMD_GET_EVENT_STATUS_NOTIFICATION]: "GET EVENT STATUS NOTIFICATION",
[ATAPI_CMD_INQUIRY]: "INQUIRY",
[ATAPI_CMD_MECHANISM_STATUS]: "MECHANISM STATUS",
[ATAPI_CMD_MODE_SENSE_6]: "MODE SENSE (6)",
[ATAPI_CMD_MODE_SENSE_10]: "MODE SENSE (10)",
[ATAPI_CMD_PREVENT_ALLOW_MEDIUM_REMOVAL]: "PREVENT ALLOW MEDIUM REMOVAL",
[ATAPI_CMD_READ]: "READ",
[ATAPI_CMD_READ_CAPACITY]: "READ CAPACITY",
[ATAPI_CMD_READ_CD]: "READ CD",
[ATAPI_CMD_READ_DISK_INFORMATION]: "READ DISK INFORMATION",
[ATAPI_CMD_READ_SUBCHANNEL]: "READ SUBCHANNEL",
[ATAPI_CMD_READ_TOC_PMA_ATIP]: "READ TOC PMA ATIP",
[ATAPI_CMD_READ_TRACK_INFORMATION]: "READ TRACK INFORMATION",
[ATAPI_CMD_REQUEST_SENSE]: "REQUEST SENSE",
[ATAPI_CMD_TEST_UNIT_READY]: "TEST UNIT READY",
[ATAPI_CMD_GET_CONFIGURATION]: {name: "GET CONFIGURATION", flags: ATAPI_CF_NONE},
[ATAPI_CMD_GET_EVENT_STATUS_NOTIFICATION]: {name: "GET EVENT STATUS NOTIFICATION", flags: ATAPI_CF_NONE},
[ATAPI_CMD_INQUIRY]: {name: "INQUIRY", flags: ATAPI_CF_NONE},
[ATAPI_CMD_MECHANISM_STATUS]: {name: "MECHANISM STATUS", flags: ATAPI_CF_NONE},
[ATAPI_CMD_MODE_SENSE_6]: {name: "MODE SENSE (6)", flags: ATAPI_CF_NONE},
[ATAPI_CMD_MODE_SENSE_10]: {name: "MODE SENSE (10)", flags: ATAPI_CF_NONE},
[ATAPI_CMD_PREVENT_ALLOW_MEDIUM_REMOVAL]: {name: "PREVENT ALLOW MEDIUM REMOVAL", flags: ATAPI_CF_NONE},
[ATAPI_CMD_READ]: {name: "READ", flags: ATAPI_CF_NEEDS_DISK},
[ATAPI_CMD_READ_CAPACITY]: {name: "READ CAPACITY", flags: ATAPI_CF_NEEDS_DISK},
[ATAPI_CMD_READ_CD]: {name: "READ CD", flags: ATAPI_CF_NONE},
[ATAPI_CMD_READ_DISK_INFORMATION]: {name: "READ DISK INFORMATION", flags: ATAPI_CF_NEEDS_DISK},
[ATAPI_CMD_READ_SUBCHANNEL]: {name: "READ SUBCHANNEL", flags: ATAPI_CF_NEEDS_DISK},
[ATAPI_CMD_READ_TOC_PMA_ATIP]: {name: "READ TOC PMA ATIP", flags: ATAPI_CF_NEEDS_DISK},
[ATAPI_CMD_READ_TRACK_INFORMATION]: {name: "READ TRACK INFORMATION", flags: ATAPI_CF_NONE},
[ATAPI_CMD_REQUEST_SENSE]: {name: "REQUEST SENSE", flags: ATAPI_CF_NONE},
[ATAPI_CMD_TEST_UNIT_READY]: {name: "TEST UNIT READY", flags: ATAPI_CF_NONE},
};
// ATAPI 4-bit Sense Keys, see [MMC-2] 9.1.18.3, Table 123
@ -199,7 +204,9 @@ const ATAPI_SK_BLANK_CHECK = 8;
const ATAPI_SK_ABORTED_COMMAND = 11;
// ATAPI 8-bit Additional Sense Codes, see [MMC-2] 9.1.18.3, Table 124
// https://github.com/qemu/qemu/blob/3c5a5e213e5f08fbfe70728237f7799ac70f5b99/hw/ide/ide-internal.h#L288
const ATAPI_ASC_INV_FIELD_IN_CMD_PACKET = 0x24;
const ATAPI_ASC_MEDIUM_MAY_HAVE_CHANGED = 0x28;
const ATAPI_ASC_MEDIUM_NOT_PRESENT = 0x3A;
// Debug log detail bits (internal to this module)
@ -1273,31 +1280,29 @@ IDEInterface.prototype.ata_command = function(cmd)
IDEInterface.prototype.atapi_handle = function()
{
const cmd = this.data[0];
const cmd_name = ATAPI_CMD[cmd] ? ATAPI_CMD[cmd].name : "<undefined>";
const cmd_flags = ATAPI_CMD[cmd] ? ATAPI_CMD[cmd].flags : ATAPI_CF_NONE;
const regs_pre = DEBUG ? this.capture_regs() : undefined;
let do_dbg_log = DEBUG;
let dbg_log_extra;
this.data_pointer = 0;
this.current_atapi_command = cmd;
if(cmd !== ATAPI_CMD_REQUEST_SENSE)
if(cmd !== ATAPI_CMD_REQUEST_SENSE) // TODO
{
this.atapi_sense_key = 0;
this.atapi_add_sense = 0;
}
if(!this.buffer && (cmd === ATAPI_CMD_READ_CAPACITY ||
cmd === ATAPI_CMD_READ ||
cmd === ATAPI_CMD_READ_SUBCHANNEL ||
cmd === ATAPI_CMD_READ_TOC_PMA_ATIP ||
cmd === ATAPI_CMD_READ_DISK_INFORMATION))
if(!this.buffer && cmd_flags & ATAPI_CF_NEEDS_DISK)
{
this.atapi_check_condition_response(ATAPI_SK_NOT_READY, ATAPI_ASC_MEDIUM_NOT_PRESENT);
this.push_irq();
if(DEBUG)
{
const result = this.status_reg & ATA_SR_ERR ? (this.error_reg & ATA_ER_ABRT ? "ABORT" : "ERROR") : "OK";
dbg_log(`${this.name}: ATAPI command ${ATAPI_CMD_NAME[cmd]} (${h(cmd)}) without medium: ${result} [${regs_pre}]`, LOG_DISK);
dbg_log(`${this.name}: ATAPI command ${cmd_name} (${h(cmd)}) without medium: ERROR [${regs_pre}]`, LOG_DISK);
}
return;
}
@ -1530,7 +1535,7 @@ IDEInterface.prototype.atapi_handle = function()
const regs_msg = `[${regs_pre}] -> [${this.capture_regs()}]`;
const result = this.status_reg & ATA_SR_ERR ? (this.error_reg & ATA_ER_ABRT ? "ABORT" : "ERROR") : "OK";
dbg_log_extra = dbg_log_extra ? ` ${dbg_log_extra}:` : "";
dbg_log(`${this.name}: ATAPI command ${ATAPI_CMD_NAME[cmd]} (${h(cmd)}):${dbg_log_extra} ${result} ${regs_msg}`, LOG_DISK);
dbg_log(`${this.name}: ATAPI command ${cmd_name} (${h(cmd)}):${dbg_log_extra} ${result} ${regs_msg}`, LOG_DISK);
}
};