From 95819727ebf8fe66ebdf0384f098d6790ecc2cd2 Mon Sep 17 00:00:00 2001
From: Michiel Van Der Kolk <not.valid@email.address>
Date: Thu, 3 Mar 2005 13:50:09 +0000
Subject: Functions and data into iram mode for iriver, seems faster.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@6112 a1c6a512-1295-4272-9138-f99709370657
---
 apps/plugins/rockboy/cpu.c        |  2 +-
 apps/plugins/rockboy/cpu.h        |  4 ++--
 apps/plugins/rockboy/lcd.c        |  2 +-
 apps/plugins/rockboy/lcd.h        |  2 +-
 apps/plugins/rockboy/rockboy.c    |  9 +++++++++
 apps/plugins/rockboy/rockmacros.h | 10 ++++++++++
 6 files changed, 24 insertions(+), 5 deletions(-)

(limited to 'apps/plugins')

diff --git a/apps/plugins/rockboy/cpu.c b/apps/plugins/rockboy/cpu.c
index 44a870a6eb..d4831e813f 100644
--- a/apps/plugins/rockboy/cpu.c
+++ b/apps/plugins/rockboy/cpu.c
@@ -17,7 +17,7 @@
 #endif
 
 
-struct cpu cpu;
+struct cpu cpu IDATA_ATTR;
 
 
 
diff --git a/apps/plugins/rockboy/cpu.h b/apps/plugins/rockboy/cpu.h
index 22d58b0db0..eab4979cc6 100644
--- a/apps/plugins/rockboy/cpu.h
+++ b/apps/plugins/rockboy/cpu.h
@@ -35,7 +35,7 @@ void timer_advance(int cnt);
 void lcdc_advance(int cnt);
 void sound_advance(int cnt);
 void cpu_timers(int cnt);
-int cpu_emulate(int cycles);
-
+int cpu_emulate(int cycles) ICODE_ATTR;
+int cpu_step(int max) ICODE_ATTR;
 
 #endif
diff --git a/apps/plugins/rockboy/lcd.c b/apps/plugins/rockboy/lcd.c
index 6351cb93ed..8cb1b7a319 100644
--- a/apps/plugins/rockboy/lcd.c
+++ b/apps/plugins/rockboy/lcd.c
@@ -16,7 +16,7 @@
 
 struct lcd lcd;
 
-struct scan scan;
+struct scan scan IDATA_ATTR;
 
 #define BG (scan.bg)
 #define WND (scan.wnd)
diff --git a/apps/plugins/rockboy/lcd.h b/apps/plugins/rockboy/lcd.h
index 9442b56cf0..4911f857de 100644
--- a/apps/plugins/rockboy/lcd.h
+++ b/apps/plugins/rockboy/lcd.h
@@ -55,7 +55,7 @@ extern struct scan scan;
 
 
 
-void updatepatpix(void);
+void updatepatpix(void) ICODE_ATTR;
 void tilebuf(void);
 void bg_scan(void);
 void wnd_scan(void);
diff --git a/apps/plugins/rockboy/rockboy.c b/apps/plugins/rockboy/rockboy.c
index c9788e2438..ca48fc2b1a 100644
--- a/apps/plugins/rockboy/rockboy.c
+++ b/apps/plugins/rockboy/rockboy.c
@@ -38,6 +38,12 @@ const struct {
 };
 #endif
 
+#ifdef USE_IRAM
+extern char iramcopy[];
+extern char iramstart[];
+extern char iramend[];
+#endif
+
 /* here is a global api struct pointer. while not strictly necessary,
    it's nice not to have to pass the api pointer in all function calls
    in the plugin */
@@ -114,6 +120,9 @@ enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
     /* if you are using a global api pointer, don't forget to copy it!
        otherwise you will get lovely "I04: IllInstr" errors... :-) */
     rb = api;
+#ifdef USE_IRAM
+          memcpy(iramstart, iramcopy, iramend-iramstart);
+#endif
     shut=0;
     cleanshut=0;
     mp3_bufferbase=mp3_bufferpointer=0;
diff --git a/apps/plugins/rockboy/rockmacros.h b/apps/plugins/rockboy/rockmacros.h
index 63f9b106e9..6cc05237f2 100644
--- a/apps/plugins/rockboy/rockmacros.h
+++ b/apps/plugins/rockboy/rockmacros.h
@@ -57,12 +57,22 @@ void ev_poll(void);
 #define open(a,b)       rb->sim_open((a),(b))
 #undef lseek
 #define lseek(a,b,c)    rb->sim_lseek((a),(b),(c))
+#define ICODE_ATTR	 
+#define IDATA_ATTR	 
 #else /* !SIMULATOR */
 #define opendir(a)      rb->opendir((a))
 #define closedir(a)     rb->closedir((a))
 #define mkdir(a,b)      rb->mkdir((a),(b))
 #define open(a,b)       rb->open((a),(b))
 #define lseek(a,b,c)    rb->lseek((a),(b),(c))
+#if CONFIG_KEYPAD == IRIVER_H100_PAD
+#define ICODE_ATTR	__attribute__ ((section(".icode")))
+#define IDATA_ATTR	__attribute__ ((section(".idata")))
+#define USE_IRAM	1
+#else
+#define ICODE_ATTR	
+#define IDATA_ATTR	 
+#endif
 #endif /* !SIMULATOR */
 
 #define strcat(a,b)     rb->strcat((a),(b))
-- 
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