From: Toni Wilen <twilen@winuae.net>
Date: Sat, 9 Jan 2021 14:58:48 +0000 (+0200)
Subject: Combitec HD20A/HD40A
X-Git-Tag: 4900~216
X-Git-Url: https://git.unchartedbackwaters.co.uk/w/?a=commitdiff_plain;h=f8b416ef354bf1558ecdd8b2549798e7b9c31540;p=francis%2Fwinuae.git

Combitec HD20A/HD40A
---

diff --git a/expansion.cpp b/expansion.cpp
index 80861e80..db98be0a 100644
--- a/expansion.cpp
+++ b/expansion.cpp
@@ -5671,7 +5671,13 @@ const struct expansionromtype expansionroms[] = {
 
 	{
 		_T("omtiadapter"), _T("OMTI-Adapter"), _T("C't"),
-		NULL, omtiadapter_init, NULL, omtiadapter_scsi_unit, ROMTYPE_OMTIADAPTER | ROMTYPE_NOT, 0, 0, BOARD_NONAUTOCONFIG_BEFORE, true,
+		NULL, omtiadapter_init, NULL, omtiadapter_add_scsi_unit, ROMTYPE_OMTIADAPTER | ROMTYPE_NOT, 0, 0, BOARD_NONAUTOCONFIG_BEFORE, true,
+		NULL, 0,
+		false, EXPANSIONTYPE_CUSTOM | EXPANSIONTYPE_SCSI
+	},
+	{
+		_T("hd20a"), _T("HD 20 A/HD 40 A"), _T("Combitec"),
+		NULL, hd20_init, NULL, hd20_add_scsi_unit, ROMTYPE_HD20A, 0, 0, BOARD_NONAUTOCONFIG_BEFORE, true,
 		NULL, 0,
 		false, EXPANSIONTYPE_CUSTOM | EXPANSIONTYPE_SCSI
 	},
diff --git a/include/rommgr.h b/include/rommgr.h
index 71e0b63f..a5e9c897 100644
--- a/include/rommgr.h
+++ b/include/rommgr.h
@@ -200,6 +200,7 @@ extern int decode_cloanto_rom_do (uae_u8 *mem, int size, int real_size);
 #define ROMTYPE_VOODOO3		0x00100088
 #define ROMTYPE_S3VIRGE		0x00100089
 #define ROMTYPE_VOODOO5		0x0010008a
+#define ROMTYPE_HD20A		0x0010008b
 
 #define ROMTYPE_NOT			0x00800000
 #define ROMTYPE_QUAD		0x01000000
diff --git a/include/scsi.h b/include/scsi.h
index 0646b25c..0a2acd62 100644
--- a/include/scsi.h
+++ b/include/scsi.h
@@ -255,7 +255,10 @@ bool system2000_init(struct autoconfig_info *aci);
 void system2000_add_scsi_unit(int ch, struct uaedev_config_info *ci, struct romconfig *rc);
 
 bool omtiadapter_init(struct autoconfig_info *aci);
-void omtiadapter_scsi_unit(int ch, struct uaedev_config_info *ci, struct romconfig *rc);
+void omtiadapter_add_scsi_unit(int ch, struct uaedev_config_info *ci, struct romconfig *rc);
+
+bool hd20_init(struct autoconfig_info *aci);
+void hd20_add_scsi_unit(int ch, struct uaedev_config_info *ci, struct romconfig *rc);
 
 bool phoenixboard_init(struct autoconfig_info *aci);
 void phoenixboard_add_scsi_unit(int ch, struct uaedev_config_info *ci, struct romconfig *rc);
diff --git a/rommgr.cpp b/rommgr.cpp
index f0f656ef..78383d06 100644
--- a/rommgr.cpp
+++ b/rommgr.cpp
@@ -95,7 +95,7 @@ struct romdata *getromdatabypath (const TCHAR *path)
 	return NULL;
 }
 
-#define NEXT_ROM_ID 267
+#define NEXT_ROM_ID 268
 
 #define ALTROM(id,grp,num,size,flags,crc32,a,b,c,d,e) \
 { _T("X"), 0, 0, 0, 0, 0, size, id, 0, 0, flags, (grp << 16) | num, 0, NULL, crc32, a, b, c, d, e },
@@ -650,6 +650,8 @@ static struct romdata roms[] = {
 	0xb475ff5f, 0x63609553,0x98b06812,0x23ade9ac,0x6ee31364,0x5375fce3, NULL, NULL },
 	{ _T("Hardital Synthesis"), 0, 0, 0, 0, _T("SYNTHESIS\0"), 32768, 266, 0, 0, ROMTYPE_SYNTHESIS, 0, 0, NULL,
 	0x667c7616, 0x0eb1cb38,0x3133f070,0x7cb57944,0xc516f236,0xbad4d4f6, NULL, NULL },
+	{ _T("Combitec HD20A/HD40A"), 0, 0, 0, 0, _T("HD20A\0"), 32768, 267, 0, 0, ROMTYPE_HD20A, 0, 0, NULL,
+	0x0e7391b4, 0x7c365adb,0x3496c479,0x5e94a166,0xd834254a,0x6112d91c, NULL, NULL },
 
 	{ _T("CyberStorm MK I 68040"), 0, 0, 0, 0, _T("CSMKI\0"), 32768, 95, 0, 0, ROMTYPE_CB_CSMK1, 0, 0, NULL,
 	  0, 0, 0, 0, 0, 0, NULL, _T("cyberstormmk1_040.rom") },
diff --git a/scsi.cpp b/scsi.cpp
index 0cc2ae68..29dda9c4 100644
--- a/scsi.cpp
+++ b/scsi.cpp
@@ -79,7 +79,8 @@
 #define OMTI_ALF2 44
 #define NCR5380_SYNTHESIS 45 // clone of ICD AdSCSI
 #define NCR5380_FIREBALL 46
-#define NCR_LAST 47
+#define OMTI_HD20 47
+#define NCR_LAST 48
 
 extern int log_scsiemu;
 
@@ -3449,7 +3450,7 @@ static uae_u32 ncr80_bget2(struct soft_scsi *ncr, uaecptr addr, int size)
 		if (reg >= 0)
 			v = omti_bget(ncr, reg);
 
-	} else if (ncr->type == OMTI_ALF2) {
+	} else if (ncr->type == OMTI_ALF2 || ncr->type == OMTI_HD20) {
 
 		reg = alf2_reg(ncr, origaddr, false);
 		if (reg >= 0) {
@@ -3918,7 +3919,7 @@ static void ncr80_bput2(struct soft_scsi *ncr, uaecptr addr, uae_u32 val, int si
 		if (reg >= 0)
 			omti_bput(ncr, reg, val);
 
-	} else if (ncr->type == OMTI_ALF2) {
+	} else if (ncr->type == OMTI_ALF2 || ncr->type == OMTI_HD20) {
 
 		reg = alf2_reg(ncr, origaddr, true);
 		if (reg >= 0)
@@ -5089,6 +5090,37 @@ void alf2_add_scsi_unit(int ch, struct uaedev_config_info *ci, struct romconfig
 	generic_soft_scsi_add(ch, ci, rc, OMTI_ALF2, 65536, 32768, ROMTYPE_ALF2);
 }
 
+bool hd20_init(struct autoconfig_info *aci)
+{
+	aci->start = 0xf00000;
+	aci->size = 0x10000;
+	scsi_add_reset();
+	if (!aci->doinit)
+		return true;
+
+	struct soft_scsi *scsi = getscsi(aci->rc);
+	if (!scsi)
+		return false;
+
+	load_rom_rc(aci->rc, ROMTYPE_HD20A, 32768, 0, scsi->rom, 32768, 0);
+
+	scsi->baseaddress = 0xf00000;
+	scsi->baseaddress2 = 0x810000;
+	scsi->board_mask = 65535;
+
+	map_banks(scsi->bank, scsi->baseaddress >> 16, 1, 0);
+	map_banks(scsi->bank, scsi->baseaddress2 >> 16, 1, 0);
+
+	scsi->configured = 1;
+	aci->addrbank = scsi->bank;
+	return true;
+}
+
+void hd20_add_scsi_unit(int ch, struct uaedev_config_info *ci, struct romconfig *rc)
+{
+	generic_soft_scsi_add(ch, ci, rc, OMTI_HD20, 65536, 32768, ROMTYPE_HD20A);
+}
+
 bool promigos_init(struct autoconfig_info *aci)
 {
 	aci->start = 0xf40000;
@@ -5208,7 +5240,7 @@ bool omtiadapter_init(struct autoconfig_info *aci)
 	return true;
 }
 
-void omtiadapter_scsi_unit(int ch, struct uaedev_config_info *ci, struct romconfig *rc)
+void omtiadapter_add_scsi_unit(int ch, struct uaedev_config_info *ci, struct romconfig *rc)
 {
 	generic_soft_scsi_add(ch, ci, rc, OMTI_ADAPTER, 65536, 0, ROMTYPE_OMTIADAPTER);
 }