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lxdream.org :: lxdream/src/gdrom/ide.h :: diff
lxdream 0.9.1
released Jun 29
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filename src/gdrom/ide.h
changeset 254:7c9e34c37670
prev245:a1d0655a88d3
next257:62fa1cabc46c
author nkeynes
date Thu Dec 21 10:15:54 2006 +0000 (13 years ago)
permissions -rw-r--r--
last change Fix 0x40,0x01 in accordance with test results
Add reset flag to fail first packet command (also as per tests)
file annotate diff log raw
1.1 --- a/src/gdrom/ide.h Tue Dec 19 09:52:56 2006 +0000
1.2 +++ b/src/gdrom/ide.h Thu Dec 21 10:15:54 2006 +0000
1.3 @@ -1,5 +1,5 @@
1.4 /**
1.5 - * $Id: ide.h,v 1.10 2006-12-19 09:52:56 nkeynes Exp $
1.6 + * $Id: ide.h,v 1.11 2006-12-21 10:15:54 nkeynes Exp $
1.7 *
1.8 * This file defines the interface and structures of the dreamcast's IDE
1.9 * port. Note that the register definitions are in asic.h, as the registers
1.10 @@ -42,6 +42,7 @@
1.11 /* Internal IDE state */
1.12 uint8_t intrq_pending; /* Flag to indicate if the INTRQ line is active */
1.13 gboolean interface_enabled;
1.14 + gboolean was_reset; /* Flag indicating that the device has just been reset */
1.15 int state;
1.16
1.17 /* Sense response for the last executed packet command */
1.18 @@ -60,7 +61,6 @@
1.19 /* Status reporting information */
1.20 uint8_t last_read_track;
1.21 uint32_t last_read_lba;
1.22 - uint32_t last_read_count;
1.23 };
1.24
1.25 #define IDE_STATE_IDLE 0
1.26 @@ -108,7 +108,7 @@
1.27 /* Note: control can be written at any time - all other registers are writable
1.28 * only when ide_can_write_regs() is true
1.29 */
1.30 -#define ide_can_write_regs() ((idereg.status&0x88)==0)
1.31 +#define ide_can_write_regs() ((idereg.status&0x80)==0)
1.32 #define IS_IDE_IRQ_ENABLED() ((idereg.control&0x02)==0)
1.33
1.34
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