len0rd/rockbox
1
0
Fork 1
mirror of https://github.com/Rockbox/rockbox.git synced 2025-10-14 10:37:38 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

Don't include the .bss and .ibss sections in the binary image for codecs and plugins. Saves quite some disk space (and buffer space in case of codec changes during playback).

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8308 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2006-01-08 22:50:14 +00:00
parent e8b1787296
commit 07c4254135
13 changed files with 70 additions and 24 deletions
Download patch file Download diff file Expand all files Collapse all files

3
apps/codecs/a52.c
View file

@ -117,6 +117,8 @@ void a52_decode_data(uint8_t *start, uint8_t *end)
extern char iramcopy[];
extern char iramstart[];
extern char iramend[];
extern char iedata[];
extern char iend[];
#endif
/* this is the codec entry point */
@ -132,6 +134,7 @@ enum codec_status codec_start(struct codec_api *api)
#ifdef USE_IRAM
ci->memcpy(iramstart, iramcopy, iramend - iramstart);
ci->memset(iedata, 0, iend - iedata);
#endif
ci->configure(CODEC_DSP_ENABLE, (bool *)true);

7
apps/codecs/alac.c
View file

@ -21,10 +21,12 @@
#include "libm4a/m4a.h"
#include "libalac/decomp.h"
#ifndef SIMULATOR
#ifdef USE_IRAM
extern char iramcopy[];
extern char iramstart[];
extern char iramend[];
extern char iedata[];
extern char iend[];
#endif
int32_t outputbuffer[ALAC_MAX_CHANNELS][ALAC_BLOCKSIZE] IBSS_ATTR;
@ -53,8 +55,9 @@ enum codec_status codec_start(struct codec_api* api)
rb = api;
ci = (struct codec_api*)api;
#ifndef SIMULATOR
#ifdef USE_IRAM
rb->memcpy(iramstart, iramcopy, iramend-iramstart);
rb->memset(iedata, 0, iend - iedata);
#endif
ci->configure(CODEC_SET_FILEBUF_WATERMARK, (int *)(1024*512));

7
apps/codecs/flac.c
View file

@ -20,10 +20,12 @@
#include "codeclib.h"
#include <codecs/libffmpegFLAC/decoder.h>
#ifndef SIMULATOR
#ifdef USE_IRAM
extern char iramcopy[];
extern char iramstart[];
extern char iramend[];
extern char iedata[];
extern char iend[];
#endif
struct codec_api* rb;
@ -229,8 +231,9 @@ enum codec_status codec_start(struct codec_api* api)
rb = api;
ci = (struct codec_api*)api;
#ifndef SIMULATOR
#ifdef USE_IRAM
ci->memcpy(iramstart, iramcopy, iramend-iramstart);
ci->memset(iedata, 0, iend - iedata);
#endif
ci->configure(CODEC_SET_FILEBUF_WATERMARK, (int *)(1024*512));

3
apps/codecs/mpa.c
View file

@ -43,6 +43,8 @@ int mpeg_latency[3] = { 0, 481, 529 };
extern char iramcopy[];
extern char iramstart[];
extern char iramend[];
extern char iedata[];
extern char iend[];
#endif
struct codec_api *ci;
@ -83,6 +85,7 @@ enum codec_status codec_start(struct codec_api *api)
#ifdef USE_IRAM
ci->memcpy(iramstart, iramcopy, iramend - iramstart);
ci->memset(iedata, 0, iend - iedata);
#endif
if (codec_init(api))

3
apps/codecs/mpc.c
View file

@ -68,6 +68,8 @@ MPC_SAMPLE_FORMAT sample_buffer[MPC_FRAME_LENGTH*2] IBSS_ATTR;
extern char iramcopy[];
extern char iramstart[];
extern char iramend[];
extern char iedata[];
extern char iend[];
#endif
/* this is the codec entry point */
@ -83,6 +85,7 @@ enum codec_status codec_start(struct codec_api *api)
TEST_CODEC_API(api);
#ifdef USE_IRAM
ci->memcpy(iramstart, iramcopy, iramend - iramstart);
ci->memset(iedata, 0, iend - iedata);
#endif
ci->configure(CODEC_DSP_ENABLE, (bool *)true);

7
apps/codecs/shorten.c
View file

@ -20,10 +20,12 @@
#include "codeclib.h"
#include <codecs/libffmpegFLAC/shndec.h>
#ifndef SIMULATOR
#ifdef USE_IRAM
extern char iramcopy[];
extern char iramstart[];
extern char iramend[];
extern char iedata[];
extern char iend[];
#endif
struct codec_api* rb;
@ -52,8 +54,9 @@ enum codec_status codec_start(struct codec_api* api)
rb = api;
ci = (struct codec_api*)api;
#ifndef SIMULATOR
#ifdef USE_IRAM
ci->memcpy(iramstart, iramcopy, iramend-iramstart);
ci->memset(iedata, 0, iend - iedata);
#endif
ci->configure(CODEC_SET_FILEBUF_WATERMARK, (int *)(1024*512));

3
apps/codecs/vorbis.c
View file

@ -101,6 +101,8 @@ bool vorbis_set_codec_parameters(OggVorbis_File *vf)
extern char iramcopy[];
extern char iramstart[];
extern char iramend[];
extern char iedata[];
extern char iend[];
#endif
/* this is the codec entry point */
@ -125,6 +127,7 @@ enum codec_status codec_start(struct codec_api *api)
#ifdef USE_IRAM
rb->memcpy(iramstart, iramcopy, iramend - iramstart);
rb->memset(iedata, 0, iend - iedata);
#endif
rb->configure(CODEC_DSP_ENABLE, (bool *)true);

3
apps/codecs/wav.c
View file

@ -94,6 +94,8 @@ enum
extern char iramcopy[];
extern char iramstart[];
extern char iramend[];
extern char iedata[];
extern char iend[];
#endif
/* Those are lookup tables, so they should be in the idata section
@ -235,6 +237,7 @@ enum codec_status codec_start(struct codec_api* api)
#ifdef USE_IRAM
ci->memcpy(iramstart, iramcopy, iramend-iramstart);
ci->memset(iedata, 0, iend - iedata);
#endif
ci->configure(CODEC_SET_FILEBUF_WATERMARK, (int *)(1024*512));

3
apps/codecs/wavpack.c
View file

@ -40,6 +40,8 @@ static long read_callback (void *buffer, long bytes)
extern char iramcopy[];
extern char iramstart[];
extern char iramend[];
extern char iedata[];
extern char iend[];
#endif
/* this is the codec entry point */
@ -56,6 +58,7 @@ enum codec_status codec_start(struct codec_api* api)
#ifdef USE_IRAM
ci->memcpy(iramstart, iramcopy, iramend-iramstart);
ci->memset(iedata, 0, iend - iedata);
#endif
ci->configure(CODEC_SET_FILEBUF_WATERMARK, (int *)(1024*512));

48
apps/plugins/plugin.lds
View file

@ -60,7 +60,8 @@ MEMORY
SECTIONS
{
.text : {
.text :
{
KEEP(*(.entry))
*(.text*)
#if CONFIG_CPU==PP5020
@ -69,26 +70,25 @@ SECTIONS
#endif
} > PLUGIN_RAM
.data : {
*(.data*)
} > PLUGIN_RAM
/DISCARD/ : {
*(.eh_frame)
}
.bss : {
*(.bss*)
} > PLUGIN_RAM
.rodata : {
.rodata :
{
*(.rodata*)
. = ALIGN(0x4);
} > PLUGIN_RAM
.data :
{
*(.data*)
#if defined(ARCH_IRIVER) || defined(ARCH_IPOD)
iramcopy = .;
#endif
} > PLUGIN_RAM
/DISCARD/ :
{
*(.eh_frame)
}
#if defined(ARCH_IRIVER) || defined(ARCH_IPOD)
.iram IRAMORIG : AT ( iramcopy)
{
@ -96,13 +96,29 @@ SECTIONS
*(.icode)
*(.irodata)
*(.idata)
*(.ibss)
iramend = .;
} > PLUGIN_IRAM
.ibss (NOLOAD) :
{
iedata = .;
*(.ibss)
. = ALIGN(0x4);
iend = .;
} > PLUGIN_IRAM
.bss ADDR(.data) + SIZEOF(.data) + SIZEOF(.iram):
#else
.bss :
#endif
{
*(.bss*)
} > PLUGIN_RAM
/* Special trick to avoid a linker error when no other sections are
left after garbage collection (plugin not for this platform) */
.comment 0 : {
.comment 0 :
{
KEEP(*(.comment))
}
}

2
apps/plugins/rockboy/cpu.c
View file

@ -17,7 +17,7 @@
#endif
struct cpu cpu IDATA_ATTR;
struct cpu cpu IBSS_ATTR;

2
apps/plugins/rockboy/lcd.c
View file

@ -15,7 +15,7 @@
struct lcd lcd;
struct scan scan IDATA_ATTR;
struct scan scan IBSS_ATTR;
#define BG (scan.bg)
#define WND (scan.wnd)

3
apps/plugins/rockboy/rockboy.c
View file

@ -42,6 +42,8 @@ const struct {
extern char iramcopy[];
extern char iramstart[];
extern char iramend[];
extern char iedata[];
extern char iend[];
#endif
/* here is a global api struct pointer. while not strictly necessary,
@ -116,6 +118,7 @@ enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
#ifdef USE_IRAM
memcpy(iramstart, iramcopy, iramend-iramstart);
memset(iedata, 0, iend - iedata);
#endif
shut=0;
cleanshut=0;