More patches from Fredrik Öhrn - joystick2.diff (add support using buttons on the iriver remotes) and speedup.diff (more optimisations for Coldfire targets).

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9089 a1c6a512-1295-4272-9138-f99709370657

7 files changed, 198 insertions, 65 deletions

diff --git a/apps/plugins/pacbox/SOURCES b/apps/plugins/pacbox/SOURCES
index c457f5b2ce..cedcda1363 100644
--- a/apps/plugins/pacbox/SOURCES
+++ b/apps/plugins/pacbox/SOURCES
@@ -4,8 +4,9 @@ hardware.c
 z80.c
 #if (CONFIG_CPU == PP5020) && (LCD_WIDTH >= 288) && (LCD_HEIGHT >= 224)
 pacbox_arm.S
-#elif defined(IRIVER_H300_SERIES) && !defined(SIMULATOR)
-pacbox_cf.S
 #else
 pacbox_lcd.c
 #endif
+#if defined(CPU_COLDFIRE)
+pacbox_cf.S
+#endif
diff --git a/apps/plugins/pacbox/arcade.c b/apps/plugins/pacbox/arcade.c
index b4619d4c39..db7bf0bb89 100644
--- a/apps/plugins/pacbox/arcade.c
+++ b/apps/plugins/pacbox/arcade.c
@@ -408,6 +408,9 @@ unsigned getDipSwitches(void) {
     return result;
 }
 
+#if defined (CPU_COLDFIRE)
+extern void drawChar( unsigned char * buffer, int index, int ox, int oy, int color );
+#else
 static inline void drawChar( unsigned char * buffer, int index, int ox, int oy, int color )
 {
     int x,y;
@@ -446,6 +449,7 @@ static inline void drawChar( unsigned char * buffer, int index, int ox, int oy,
         }
     }
 }
+#endif
 
 inline void drawSprite( unsigned char * buffer, int index )
 {
diff --git a/apps/plugins/pacbox/hardware.c b/apps/plugins/pacbox/hardware.c
index 3cc4858e43..23658cf61e 100644
--- a/apps/plugins/pacbox/hardware.c
+++ b/apps/plugins/pacbox/hardware.c
@@ -35,7 +35,7 @@ unsigned char spriteset_rom_[4*1024] IBSS_ATTR; // Sprite set ROM (4K)
 unsigned char dirty_[1024] IBSS_ATTR;
 unsigned char video_mem_[1024] IBSS_ATTR;       // Video memory (1K)
 unsigned char color_mem_[1024] IBSS_ATTR;       // Color memory (1K)
-unsigned char charmap_[256*8*8];    /* Character data for 256 8x8 characters */
+unsigned char charmap_[256*8*8] IBSS_ATTR;    /* Character data for 256 8x8 characters */
 unsigned char spritemap_[64*16*16]; /* Sprite data for 64 16x16 sprites */
 unsigned char output_devices_ IBSS_ATTR;  /* Output flip-flops set by the game program */
 unsigned char interrupt_vector_ IBSS_ATTR;
diff --git a/apps/plugins/pacbox/pacbox.c b/apps/plugins/pacbox/pacbox.c
index e38dc0caf8..097e207ee6 100644
--- a/apps/plugins/pacbox/pacbox.c
+++ b/apps/plugins/pacbox/pacbox.c
@@ -115,7 +115,7 @@ static bool loadROMS( void )
 }
 
 /* A buffer to render Pacman's 244x288 screen into */
-static unsigned char video_buffer[ScreenWidth*ScreenHeight] __attribute__ ((aligned (4)));
+static unsigned char video_buffer[ScreenWidth*ScreenHeight] __attribute__ ((aligned (16)));
 
 static long start_time;
 static long video_frames = 0;
@@ -283,7 +283,11 @@ static int gameProc( void )
     /* Check the button status */
     status = rb->button_status();
 
-    if ((status & PACMAN_MENU) == PACMAN_MENU) {
+    if ((status & PACMAN_MENU) == PACMAN_MENU
+#ifdef PACMAN_RC_MENU
+        || status == PACMAN_RC_MENU
+#endif
+    ) {
         end_time = *rb->current_tick;
         x = pacbox_menu();
         rb->lcd_clear_display();
@@ -295,6 +299,15 @@ static int gameProc( void )
         start_time += *rb->current_tick-end_time;
     }
 
+#ifdef PACMAN_HAS_REMOTE
+    setDeviceMode( Joy1_Left, (status & PACMAN_LEFT || status == PACMAN_RC_LEFT) ? DeviceOn : DeviceOff);
+    setDeviceMode( Joy1_Right, (status & PACMAN_RIGHT || status == PACMAN_RC_RIGHT) ? DeviceOn : DeviceOff);
+    setDeviceMode( Joy1_Up, (status & PACMAN_UP || status == PACMAN_RC_UP) ? DeviceOn : DeviceOff);
+    setDeviceMode( Joy1_Down, (status & PACMAN_DOWN || status == PACMAN_RC_DOWN) ? DeviceOn : DeviceOff);
+    setDeviceMode( CoinSlot_1, (status & PACMAN_COIN || status == PACMAN_RC_COIN) ? DeviceOn : DeviceOff);
+    setDeviceMode( Key_OnePlayer, (status & PACMAN_1UP || status == PACMAN_RC_1UP) ? DeviceOn : DeviceOff);
+    setDeviceMode( Key_TwoPlayers, (status & PACMAN_2UP || status == PACMAN_RC_2UP) ? DeviceOn : DeviceOff);
+#else
     setDeviceMode( Joy1_Left, (status & PACMAN_LEFT) ? DeviceOn : DeviceOff);
     setDeviceMode( Joy1_Right, (status & PACMAN_RIGHT) ? DeviceOn : DeviceOff);
     setDeviceMode( Joy1_Up, (status & PACMAN_UP) ? DeviceOn : DeviceOff);
@@ -304,6 +317,7 @@ static int gameProc( void )
 #ifdef PACMAN_2UP
     setDeviceMode( Key_TwoPlayers, (status & PACMAN_2UP) ? DeviceOn : DeviceOff);
 #endif
+#endif
 
     /* We only update the screen every third frame - Pacman's native 
        framerate is 60fps, so we are attempting to display 20fps */
diff --git a/apps/plugins/pacbox/pacbox.h b/apps/plugins/pacbox/pacbox.h
index 3e80754f76..c852608680 100644
--- a/apps/plugins/pacbox/pacbox.h
+++ b/apps/plugins/pacbox/pacbox.h
@@ -50,6 +50,21 @@
 #define PACMAN_COIN    BUTTON_REC
 #define PACMAN_MENU    BUTTON_MODE
 
+#ifdef HAVE_REMOTE_LCD
+
+#define PACMAN_HAS_REMOTE
+
+#define PACMAN_RC_UP      BUTTON_RC_VOL_UP
+#define PACMAN_RC_DOWN    BUTTON_RC_VOL_DOWN
+#define PACMAN_RC_LEFT    BUTTON_RC_REW
+#define PACMAN_RC_RIGHT   BUTTON_RC_FF
+#define PACMAN_RC_1UP     BUTTON_RC_SOURCE
+#define PACMAN_RC_2UP     BUTTON_RC_BITRATE
+#define PACMAN_RC_COIN    BUTTON_RC_REC
+#define PACMAN_RC_MENU    BUTTON_RC_MODE
+
+#endif
+
 #elif CONFIG_KEYPAD == GIGABEAT_PAD
 
 #define PACMAN_UP      BUTTON_UP
diff --git a/apps/plugins/pacbox/pacbox_cf.S b/apps/plugins/pacbox/pacbox_cf.S
index 7dc6140b44..5d3185eca2 100644
--- a/apps/plugins/pacbox/pacbox_cf.S
+++ b/apps/plugins/pacbox/pacbox_cf.S
@@ -21,6 +21,10 @@
 
         .section .text
         .align  2
+
+
+#if defined(IRIVER_H300_SERIES) && !defined(SIMULATOR)
+
         .global blit_display
 
 /*
@@ -57,99 +61,190 @@ void blit_display(fb_data* lcd_framebuffer, unsigned char* vbuf)
 #define SHRUNK_WIDTH ((ScreenWidth/4)*3)
 #define SHRUNK_HEIGHT ((ScreenHeight/4)*3)
 
+#define BD_SAVE (9 * 4)
+
+process_4_pixels:
+        move.b  %d4, %d2
+        move.w  (%a1, %d2.l * 2), %d3
+        move.w  %d3, (2 * LCD_WIDTH * 2)(%a0)
+
+        lsr.l   #8, %d4
+        move.b  %d4, %d2
+        move.w  (%a1, %d2.l * 2), %d3
+        move.w  %d3, (1 * LCD_WIDTH * 2)(%a0)
+
+        swap.w  %d4
+        move.b  %d4, %d2
+        move.w  (%a1, %d2.l * 2), (%a0)
+
+        lea.l   3 * LCD_WIDTH * 2(%a0), %a0
+        rts
+
+process_line:
+        move.l  %a3, %d1
+bd_x_loop:
+        movem.l (%a2), %d4-%d7  // Read 16 pixels
+
+        bsr.s   process_4_pixels
+        move.l  %d5, %d4
+        bsr.s   process_4_pixels
+        move.l  %d6, %d4
+        bsr.s   process_4_pixels
+        move.l  %d7, %d4
+        bsr.s   process_4_pixels
+
+        lea     16(%a2), %a2
+        subq.l  #1, %d1;
+        bne.s   bd_x_loop
+
+        rts
+
 blit_display:
-        lea     -28(%sp), %sp
-        movem.l %d2-%d6/%a2, (%sp)
+        lea     -BD_SAVE(%sp), %sp
+        movem.l %d2-%d7/%a2-%a4, (%sp)
 
-        move.l  32(%sp), %a0    // lcd_framebuffer
-        move.l  36(%sp), %a2    // vbuf
+        move.l  BD_SAVE + 4(%sp), %a0   // lcd_framebuffer
+        move.l  BD_SAVE + 8(%sp), %a2   // vbuf
 
         lea     palette, %a1
 
         lea.l   ((YOFS * LCD_WIDTH + XOFS + SHRUNK_HEIGHT) * 2)(%a0), %a0
 
         move.l  #(ScreenHeight / 4), %d0
-        move.l  #(ScreenWidth / 4), %d1
+        move.l  #(ScreenWidth / 16), %a3
+        move.l  #(LCD_WIDTH * SHRUNK_WIDTH + 1) * 2, %a4
         moveq.l #0, %d2
 
-y_loop:
-        move.l  %d1, %d5
-x_loop1:
-        move.l  (%a2)+, %d3
+bd_y_loop:
+        bsr.s   process_line
 
-        move.b  %d3, %d2
-        move.w  (%a1, %d2.l * 2), %d6
-        move.w  %d6, (2 * LCD_WIDTH * 2)(%a0)
+        suba.l  %a4, %a0
+        lea.l   ScreenWidth(%a2), %a2   // Skip 1 line
 
-        lsr.l   #8, %d3
-        move.b  %d3, %d2
-        move.w  (%a1, %d2.l * 2), %d6
-        move.w  %d6, (1 * LCD_WIDTH * 2)(%a0)
+        bsr.s   process_line
 
-        swap.w  %d3
-        move.b  %d3, %d2
-        move.w  (%a1, %d2.l * 2), (%a0)
+        suba.l  %a4, %a0
 
-        lea.l   3 * LCD_WIDTH * 2(%a0), %a0
+        bsr.s   process_line
 
-        subq.l  #1, %d5
-        bne.s   x_loop1
+        suba.l  %a4, %a0
 
-        suba.l  #(LCD_WIDTH * SHRUNK_WIDTH + 1) * 2, %a0
-        lea.l   ScreenWidth(%a2), %a2   // Skip 1 line
+        subq.l  #1, %d0
+        bne     bd_y_loop
 
-        move.l  %d1, %d5
-x_loop2:
-        move.l  (%a2)+, %d3
+        movem.l (%sp), %d2-%d7/%a2-%a4
+        lea.l   BD_SAVE(%sp), %sp
+        rts
 
-        move.b  %d3, %d2
-        move.w  (%a1, %d2.l * 2), %d6
-        move.w  %d6, 2 * LCD_WIDTH * 2(%a0)
+#endif /* defined(IRIVER_H300_SERIES) && !defined(SIMULATOR) */
 
-        lsr.l   #8, %d3
-        move.b  %d3, %d2
-        move.w  (%a1, %d2.l * 2), %d6
-        move.w  %d6, 1 * LCD_WIDTH * 2(%a0)
 
-        swap.w  %d3
-        move.b  %d3, %d2
-        move.w  (%a1, %d2.l * 2), (%a0)
+/* See arcade.c for the C implementation of drawChar */
+/* Note! This version does not handle flipped screen mode. */
+ 
+        .global drawChar
 
-        lea.l   3 * LCD_WIDTH * 2(%a0), %a0
+#define DC_SAVE (4 * 4)
 
-        subq.l  #1, %d5
-        bne.s   x_loop2
+drawChar:
+        lea     -DC_SAVE(%sp), %sp
+        movem.l %d2-%d5, (%sp)
 
-        suba.l  #(LCD_WIDTH * SHRUNK_WIDTH + 1) * 2, %a0
+        movea.l DC_SAVE + 4(%sp), %a0   // buffer
 
-        move.l  %d1, %d5
-x_loop3:
-        move.l  (%a2)+, %d3
+        move.l  DC_SAVE + 16(%sp), %d0  // oy
+        move.l  %d0, %d1
+        lsl.l   #8, %d0
+        lsl.l   #5, %d1
+        sub.l   %d1, %d0
+        adda.l  %d0, %a0
+        adda.l  DC_SAVE + 12(%sp), %a0  // ox
 
-        move.b  %d3, %d2
-        move.w  (%a1, %d2.l * 2), %d6
-        move.w  %d6, 2 * LCD_WIDTH * 2(%a0)
+        move.l  DC_SAVE + 20(%sp), %d0  // color
+        and.l   #0x3F, %d0
+        bne.s   have_color
+
+        moveq.l #8, %d1
+        moveq.l #0, %d2
+        moveq.l #0, %d3
+
+clear_loop:
+        movem.l %d2-%d3, (%a0)
+        lea     224(%a0), %a0
+
+        subq.l  #1, %d1
+        bne.s   clear_loop
+
+        bra.s   dc_exit
+
+have_color:
+        lsl.l   #2, %d0
+
+        lea.l   charmap_, %a1
+        move.l  DC_SAVE + 8(%sp), %d2   // index
+        lsl.l   #6, %d2
+        adda.l  %d2, %a1
 
-        lsr.l   #8, %d3
+        moveq.l #8, %d1
+        moveq.l #0, %d3
+        moveq.l #24, %d5
+
+dc_y_loop:
+        move.l  (%a1)+, %d3
+        move.l  %d3, %d4
+
+        move.l  %d3, %d2        // Pixel 1
+        lsr.l   %d5, %d2
+        add.l   %d0, %d2
+        lsl.l   #8, %d2
+
+        swap.w  %d4             // Pixel 2
+        move.b  %d4, %d2
+        add.l   %d0, %d2
+        lsl.l   #8, %d2
+
+        lsr.l   #8, %d3         // Pixel 3
         move.b  %d3, %d2
-        move.w  (%a1, %d2.l * 2), %d6
-        move.w  %d6, 1 * LCD_WIDTH * 2(%a0)
+        add.l   %d0, %d2
+        lsl.l   #8, %d2
+
+        swap.w  %d4             // Pixel 4
+        move.b  %d4, %d2
+        add.l   %d0, %d2
+
+        move.l  %d2, (%a0)+
 
-        swap.w  %d3
+        move.l  (%a1)+, %d3
+        move.l  %d3, %d4
+
+        move.l  %d3, %d2        // Pixel 1
+        lsr.l   %d5, %d2
+        add.l   %d0, %d2
+        lsl.l   #8, %d2
+
+        swap.w  %d4             // Pixel 2
+        move.b  %d4, %d2
+        add.l   %d0, %d2
+        lsl.l   #8, %d2
+
+        lsr.l   #8, %d3         // Pixel 3
         move.b  %d3, %d2
-        move.w  (%a1, %d2.l * 2), (%a0)
+        add.l   %d0, %d2
+        lsl.l   #8, %d2
 
-        lea.l   3 * LCD_WIDTH * 2(%a0), %a0
+        swap.w  %d4             // Pixel 4
+        move.b  %d4, %d2
+        add.l   %d0, %d2
 
-        subq.l  #1, %d5
-        bne.s   x_loop3
+        move.l  %d2, (%a0)+
 
-        suba.l  #(LCD_WIDTH * SHRUNK_WIDTH + 1) * 2, %a0
+        lea     216(%a0), %a0
 
-        subq.l  #1, %d0
-        bne     y_loop
+        subq.l  #1, %d1
+        bne.s   dc_y_loop
 
-        movem.l (%sp), %d2-%d6/%a2
-        lea.l   28(%sp), %sp
+dc_exit:
+        movem.l (%sp), %d2-%d5
+        lea.l   DC_SAVE(%sp), %sp
         rts
 
diff --git a/apps/plugins/pacbox/pacbox_lcd.c b/apps/plugins/pacbox/pacbox_lcd.c
index 83931b1b68..5d126efcf1 100644
--- a/apps/plugins/pacbox/pacbox_lcd.c
+++ b/apps/plugins/pacbox/pacbox_lcd.c
@@ -26,6 +26,8 @@
 #include "arcade.h"
 #include "hardware.h"
 
+#if defined(SIMULATOR) || !defined(IRIVER_H300_SERIES)
+
 void blit_display(fb_data* lcd_framebuffer, unsigned char* vbuf)
 {
     fb_data* dst;
@@ -103,3 +105,5 @@ void blit_display(fb_data* lcd_framebuffer, unsigned char* vbuf)
 #endif /* Size >= 144x112 */
 #endif /* Not Colour */
 }
+
+#endif