From 373499dee286a073c61fe2e2316d4cb85f527149 Mon Sep 17 00:00:00 2001
From: Sorgelig <pour.garbage@gmail.com>
Date: Thu, 26 May 2022 22:15:25 +0800
Subject: [PATCH] PSX: add psx_poll (for heartbeat).

---
 support/psx/psx.cpp | 5 +++++
 support/psx/psx.h   | 1 +
 user_io.cpp         | 3 ++-
 3 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/support/psx/psx.cpp b/support/psx/psx.cpp
index 395b509..7285521 100644
--- a/support/psx/psx.cpp
+++ b/support/psx/psx.cpp
@@ -779,3 +779,8 @@ void psx_mount_cd(int f_index, int s_index, const char *filename)
 		mount_cd(0, s_index);
 	}
 }
+
+void psx_poll()
+{
+	spi_uio_cmd(UIO_CD_GET);
+}
diff --git a/support/psx/psx.h b/support/psx/psx.h
index 0045127..749d325 100644
--- a/support/psx/psx.h
+++ b/support/psx/psx.h
@@ -5,5 +5,6 @@ void psx_mount_cd(int f_index, int s_index, const char *filename);
 void psx_fill_blanksave(uint8_t *buffer, uint32_t lba, int cnt);
 void psx_read_cd(uint8_t *buffer, int lba, int cnt);
 const char* psx_get_game_id();
+void psx_poll();
 
 #endif
diff --git a/user_io.cpp b/user_io.cpp
index 0be94f0..0bf10f0 100644
--- a/user_io.cpp
+++ b/user_io.cpp
@@ -2699,7 +2699,7 @@ void user_io_send_buttons(char force)
 		{
 			if (is_minimig()) minimig_reset();
 			if (is_megacd()) mcd_reset();
-			if (is_pce()) pcecd_reset(); 
+			if (is_pce()) pcecd_reset();
 			if (is_saturn()) saturn_reset();
 			if (is_x86()) x86_init();
 			ResetUART();
@@ -3363,6 +3363,7 @@ void user_io_poll()
 	if (is_megacd()) mcd_poll();
 	if (is_pce()) pcecd_poll();
 	if (is_saturn()) saturn_poll();
+	if (is_psx()) psx_poll();
 	process_ss(0);
 }