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common header.
This commit is contained in:
Jonathan Campbell
parent
12f255c42b
commit
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210
include/iglib.h
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210
include/iglib.h
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/* this header is copied to/from the doslib.h copy */
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#ifndef __DOSLIB_HW_IDE_DOSBOXIGLIB_H
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#define __DOSLIB_HW_IDE_DOSBOXIGLIB_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef DOSBOX_INCLUDE
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/* In order to be usable as part of a VxD, code must be combined with data.
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* In Watcom C we can do this by declaring all global variables __based on _CODE. */
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# ifdef TARGET_VXD
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# define DOSBOXID_VAR __based( __segname("_CODE") )
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# else
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# define DOSBOXID_VAR
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# endif
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extern uint16_t DOSBOXID_VAR dosbox_id_baseio;
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# define DOSBOX_IDPORT(x) (dosbox_id_baseio+(x))
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#endif
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#define DOSBOX_ID_INDEX (0U)
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#define DOSBOX_ID_DATA (1U)
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#define DOSBOX_ID_STATUS (2U)
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#define DOSBOX_ID_COMMAND (2U)
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/* bits 7-6: register select byte index
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* bits 5-4: register byte index
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* bit 1: error
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* bit 0: busy */
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#define DOSBOX_ID_STATUS_BUSY (0x01U)
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#define DOSBOX_ID_STATUS_ERROR (0x02U)
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#define DOSBOX_ID_STATUS_REGBYTE_SHIFT (4U)
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#define DOSBOX_ID_STATUS_REGBYTE_MASK (0x03U << DOSBOX_ID_STATUS_REGBYTE_SHIFT)
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#define DOSBOX_ID_STATUS_REGSEL_SHIFT (6U)
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#define DOSBOX_ID_STATUS_REGSEL_MASK (0x03U << DOSBOX_ID_STATUS_REGSEL_SHIFT)
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#define DOSBOX_ID_CMD_RESET_LATCH (0x00U)
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#define DOSBOX_ID_CMD_FLUSH_WRITE (0x01U)
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#define DOSBOX_ID_CMD_PUSH_STATE (0x20U)
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#define DOSBOX_ID_CMD_POP_STATE (0x21U)
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#define DOSBOX_ID_CMD_DISCARD_STATE (0x22U)
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#define DOSBOX_ID_CMD_DISCARD_ALL_STATE (0x23U)
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#define DOSBOX_ID_CMD_CLEAR_ERROR (0xFEU)
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#define DOSBOX_ID_CMD_RESET_INTERFACE (0xFFU)
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#define DOSBOX_ID_CMD_READ_EMTIME (0x4UL)
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#define DOSBOX_ID_REG_MIXER_QUERY (0x5158494DUL)
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#define DOSBOX_ID_REG_MIXER_CONTROL (0x4358494DUL)
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#define DOSBOX_ID_REG_MIXER_WRITEPOS (0x5058494DUL)
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#define DOSBOX_ID_REG_MIXER_WRITEBEGIN (0x4258494DUL)
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#define DOSBOX_ID_REG_MIXER_WRITEEND (0x4558494DUL)
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#define DOSBOX_ID_RESET_DATA_CODE (0xD05B0C5UL)
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#define DOSBOX_ID_RESET_INDEX_CODE (0xAA55BB66UL)
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#define DOSBOX_ID_REG_IDENTIFY (0x00000000UL)
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#define DOSBOX_ID_REG_VERSION_STRING (0x00000002UL)
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#define DOSBOX_ID_REG_DEBUG_OUT (0x0000DEB0UL)
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#define DOSBOX_ID_REG_DEBUG_CLEAR (0x0000DEB1UL)
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#define DOSBOX_ID_REG_USER_MOUSE_STATUS (0x00434D54UL) /* status (cursor capture, etc) */
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#define DOSBOX_ID_REG_USER_MOUSE_STATUS_CAPTURE (0x00000001UL)
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#define DOSBOX_ID_REG_USER_MOUSE_CURSOR (0x00434D55UL) /* screen coordinates, pixels */
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#define DOSBOX_ID_REG_USER_MOUSE_CURSOR_NORMALIZED (0x00434D56UL) /* screen coordinates, normalized to 0...65535 for Windows 3.x */
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#define DOSBOX_ID_REG_RELEASE_MOUSE_CAPTURE (0x0052434DUL)
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#define DOSBOX_ID_REG_8237_INJECT_WRITE (0x00823700UL)
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#define DOSBOX_ID_REG_8237_INJECT_READ (0x00823780UL)
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#define DOSBOX_ID_REG_8259_INJECT_IRQ (0x00825900UL)
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#define DOSBOX_ID_REG_8259_PIC_INFO (0x00825901UL)
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#define DOSBOX_ID_REG_INJECT_NMI (0x00808602UL)
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#define DOSBOX_ID_REG_8042_KB_INJECT (0x00804200UL)
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#define DOSBOX_ID_REG_8042_KB_STATUS (0x00804201UL)
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#define DOSBOX_ID_8042_KB_INJECT_KB (0x00UL << 8UL)
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#define DOSBOX_ID_8042_KB_INJECT_AUX (0x01UL << 8UL)
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#define DOSBOX_ID_8042_KB_INJECT_MOUSEBTN (0x08UL << 8UL)
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#define DOSBOX_ID_8042_KB_INJECT_MOUSEMX (0x09UL << 8UL)
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#define DOSBOX_ID_8042_KB_INJECT_MOUSEMY (0x0AUL << 8UL)
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#define DOSBOX_ID_8042_KB_INJECT_MOUSESCRW (0x0BUL << 8UL)
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/* WARNING: bitfields may change over time! */
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#define DOSBOX_ID_8042_KB_STATUS_LED_STATE_SHIFT (0UL)
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#define DOSBOX_ID_8042_KB_STATUS_LED_STATE_MASK (0xFFUL << DOSBOX_ID_8042_KB_STATUS_LED_STATE_SHIFT)
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#define DOSBOX_ID_8042_KB_STATUS_SCANSET_SHIFT (8UL)
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#define DOSBOX_ID_8042_KB_STATUS_SCANSET_MASK (0x3UL << DOSBOX_ID_8042_KB_STATUS_SCANSET_SHIFT)
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#define DOSBOX_ID_8042_KB_STATUS_RESET (0x1UL << 10UL)
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#define DOSBOX_ID_8042_KB_STATUS_ACTIVE (0x1UL << 11UL)
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#define DOSBOX_ID_8042_KB_STATUS_SCANNING (0x1UL << 12UL)
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#define DOSBOX_ID_8042_KB_STATUS_AUXACTIVE (0x1UL << 13UL)
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#define DOSBOX_ID_8042_KB_STATUS_SCHEDULED (0x1UL << 14UL)
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#define DOSBOX_ID_8042_KB_STATUS_P60CHANGED (0x1UL << 15UL)
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#define DOSBOX_ID_8042_KB_STATUS_AUXCHANGED (0x1UL << 16UL)
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#define DOSBOX_ID_8042_KB_STATUS_CB_XLAT (0x1UL << 17UL)
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#define DOSBOX_ID_8042_KB_STATUS_PS2_MOUSE_LBTN (0x1UL << 18UL)
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#define DOSBOX_ID_8042_KB_STATUS_PS2_MOUSE_MBTN (0x1UL << 19UL)
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#define DOSBOX_ID_8042_KB_STATUS_PS2_MOUSE_RBTN (0x1UL << 20UL)
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#define DOSBOX_ID_8042_KB_STATUS_MOUSE_REPORTING (0x1UL << 21UL)
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#define DOSBOX_ID_8042_KB_STATUS_MOUSE_STREAM_MODE (0x1UL << 22UL)
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#define DOSBOX_ID_8042_KB_STATUS_MOUSE_LBTN (0x1UL << 23UL)
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#define DOSBOX_ID_8042_KB_STATUS_MOUSE_RBTN (0x1UL << 24UL)
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#define DOSBOX_ID_8042_KB_STATUS_MOUSE_MBTN (0x1UL << 25UL)
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#define DOSBOX_ID_REG_SCREENSHOT_TRIGGER (0x00C54010UL)
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#define DOSBOX_ID_CMD_SET_WATCHDOG (0x57415444UL)
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#define DOSBOX_ID_CMD_GET_VGA_SIZE (0x006845C0UL)
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#define DOSBOX_ID_CMD_GET_VGA_CAPTURE_STATE (0x006845C1UL)
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#define DOSBOX_ID_CMD_GET_VGA_CAPTURE_ADDR (0x006845C2UL)
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#define DOSBOX_ID_CMD_GET_VGA_CAPTURE_POS (0x006845C3UL)
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#define DOSBOX_ID_CMD_GET_VGA_CAPTURE_SIZE (0x006845C4UL)
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#define DOSBOX_ID_CMD_SET_VGA_CAPTURE_STATE (0x006845C1UL)
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#define DOSBOX_ID_CMD_SET_VGA_CAPTURE_ADDR (0x006845C2UL)
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#define DOSBOX_ID_CMD_SET_VGA_CAPTURE_POS (0x006845C3UL)
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#define DOSBOX_ID_CMD_SET_VGA_CAPTURE_SIZE (0x006845C4UL)
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#define DOSBOX_ID_CMD_SET_VGA_CAPTURE_STRIDE (0x006845C5UL)
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#define DOSBOX_VGA_CAPTURE_PENDING (1UL << 0UL)
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#define DOSBOX_VGA_CAPTURE_ACQUIRED (1UL << 1UL)
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#define DOSBOX_VGA_CAPTURE_ERROR (1UL << 2UL)
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#define DOSBOX_VGA_CAPTURE_IN_PROGRESS (1UL << 3UL)
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#define DOSBOX_VGA_CAPTURE_ENABLE (1UL << 4UL)
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#define DOSBOX_VGA_CAPTURE_RETRACE (1UL << 5UL)
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#define DOSBOX_VGA_CAPTURE_MISSED_FRAME (1UL << 6UL)
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/* DOSBOX_ID_REG_SCREENSHOT_TRIGGER bitfield for writing */
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#define DOSBOX_ID_SCREENSHOT_IMAGE (1UL << 0UL) /* trigger a screenshot. wait for vertical retrace, then read the register to check it happened */
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#define DOSBOX_ID_SCREENSHOT_VIDEO (1UL << 1UL) /* toggle on/off video capture */
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#define DOSBOX_ID_SCREENSHOT_WAVE (1UL << 2UL) /* toggle on/off WAVE capture */
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/* DOSBOX_ID_REG_SCREENSHOT_TRIGGER readback */
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#define DOSBOX_ID_SCREENSHOT_STATUS_IMAGE_IN_PROGRESS (1UL << 0UL) /* if set, DOSBox is prepared to write a screenshot on vertical retrace. will clear itself when it happens */
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#define DOSBOX_ID_SCREENSHOT_STATUS_VIDEO_IN_PROGRESS (1UL << 1UL) /* if set, DOSBox is capturing video. */
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#define DOSBOX_ID_SCREENSHOT_STATUS_WAVE_IN_PROGRESS (1UL << 2UL) /* if set, DOSBox is capturing WAVE audio */
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#define DOSBOX_ID_SCREENSHOT_STATUS_NOT_ENABLED (1UL << 30UL) /* if set, DOSBox has not enabled this register. */
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#define DOSBOX_ID_SCREENSHOT_STATUS_NOT_AVAILABLE (1UL << 31UL) /* if set, DOSBox was compiled without screenshot/video support (C_SSHOT not defined) */
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/* return value of DOSBOX_ID_REG_IDENTIFY */
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#define DOSBOX_ID_IDENTIFICATION (0xD05B0740UL)
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#ifndef DOSBOX_INCLUDE
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static inline void dosbox_id_reset_latch() {
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outp(DOSBOX_IDPORT(DOSBOX_ID_COMMAND),DOSBOX_ID_CMD_RESET_LATCH);
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}
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static inline void dosbox_id_reset_interface() {
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outp(DOSBOX_IDPORT(DOSBOX_ID_COMMAND),DOSBOX_ID_CMD_RESET_INTERFACE);
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}
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static inline void dosbox_id_flush_write() {
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outp(DOSBOX_IDPORT(DOSBOX_ID_COMMAND),DOSBOX_ID_CMD_FLUSH_WRITE);
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}
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static inline uint8_t dosbox_id_read_data_nrl_u8() {
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return inp(DOSBOX_IDPORT(DOSBOX_ID_DATA));
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}
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static inline void dosbox_id_write_data_nrl_u8(const unsigned char c) {
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outp(DOSBOX_IDPORT(DOSBOX_ID_DATA),c);
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}
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static inline void dosbox_id_push_state() {
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outp(DOSBOX_IDPORT(DOSBOX_ID_COMMAND),DOSBOX_ID_CMD_PUSH_STATE);
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}
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static inline void dosbox_id_pop_state() {
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outp(DOSBOX_IDPORT(DOSBOX_ID_COMMAND),DOSBOX_ID_CMD_POP_STATE);
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}
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static inline void dosbox_id_discard_state() {
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outp(DOSBOX_IDPORT(DOSBOX_ID_COMMAND),DOSBOX_ID_CMD_DISCARD_STATE);
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}
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static inline void dosbox_id_discard_all_state() {
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outp(DOSBOX_IDPORT(DOSBOX_ID_COMMAND),DOSBOX_ID_CMD_DISCARD_ALL_STATE);
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}
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uint32_t dosbox_id_read_regsel();
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void dosbox_id_write_regsel(const uint32_t reg);
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uint32_t dosbox_id_read_data_nrl();
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uint32_t dosbox_id_read_data();
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int dosbox_id_reset();
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uint32_t dosbox_id_read_identification();
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int probe_dosbox_id();
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int probe_dosbox_id_version_string(char *buf,size_t len);
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void dosbox_id_write_data_nrl(const uint32_t val);
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void dosbox_id_write_data(const uint32_t val);
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void dosbox_id_debug_message(const char *str);
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* __DOSLIB_HW_IDE_DOSBOXIGLIB_H */
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