From: Paul Cercueil <paul@crapouillou.net>
Date: Fri, 4 Aug 2023 21:31:51 +0000 (+0200)
Subject: lightrec: Add mirror to parallel port
X-Git-Tag: r24l~261^2
X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6e3946143f2a94de0ab8e8ba77bad7675b8dc13b;p=pcsx_rearmed.git

lightrec: Add mirror to parallel port

The PS2/PS3 BIOS will try to access the parallel port through a mirror
at 0x1fa00000.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
---

diff --git a/libpcsxcore/lightrec/plugin.c b/libpcsxcore/lightrec/plugin.c
index eb3d5e16..ff743528 100644
--- a/libpcsxcore/lightrec/plugin.c
+++ b/libpcsxcore/lightrec/plugin.c
@@ -317,6 +317,15 @@ static struct lightrec_mem_map lightrec_map[] = {
 		.length = 0x200000,
 		.mirror_of = &lightrec_map[PSX_MAP_KERNEL_USER_RAM],
 	},
+
+	/* Mirror of the parallel port. Only used by the PS2/PS3 BIOS */
+	[PSX_MAP_PPORT_MIRROR] = {
+		.pc = 0x1fa00000,
+		.length = 0x10000,
+		.mirror_of = &lightrec_map[PSX_MAP_PARALLEL_PORT],
+	},
+
+	/* Code buffer */
 	[PSX_MAP_CODE_BUFFER] = {
 		.length = CODE_BUFFER_SIZE,
 	},