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- Mine
- Thursday, August 3rd, 2006 at 6:50:50am MDT
- Index: apps/main.c
- ===================================================================
- RCS file: /cvsroot/rockbox/apps/main.c,v
- retrieving revision 1.178
- diff -u -b -r1.178 main.c
- --- apps/main.c 21 Jul 2006 08:42:27 -0000 1.178
- +++ apps/main.c 3 Aug 2006 12:45:17 -0000
- @@ -99,6 +99,7 @@
- /*#define AUTOROCK*/ /* define this to check for "autostart.rock" on boot */
- const char appsversion[]=APPSVERSION;
- +bool cop_is_available IDATA_ATTR = false;
- void init(void);
- @@ -451,6 +452,20 @@
- #endif
- }
- +void cop_main(void)
- +{
- +/* This is the entry point for the coprocessor
- + Anyone not running an upgraded bootloader will never reach this point,
- + so it should not be assumed that the coprocessor be usable even on
- + platforms which support it.
- +
- + At present all we do is send the COP to sleep if anything wakes it. */
- + while(1) {
- + cop_is_available = true;
- + sleep(1);
- + }
- +}
- +
- int main(void)
- {
- app_main();
- Index: firmware/thread.c
- ===================================================================
- RCS file: /cvsroot/rockbox/firmware/thread.c,v
- retrieving revision 1.59
- diff -u -b -r1.59 thread.c
- --- firmware/thread.c 8 Feb 2006 21:30:35 -0000 1.59
- +++ firmware/thread.c 3 Aug 2006 12:45:23 -0000
- @@ -23,6 +23,7 @@
- #include "system.h"
- #include "kernel.h"
- #include "cpu.h"
- +#include "string.h"
- #ifdef CPU_COLDFIRE
- struct regs
- @@ -48,6 +49,9 @@
- void *sp; /* Stack pointer (r13) */
- unsigned int lr; /* r14 (lr) */
- void *start; /* Thread start address, or NULL when started */
- +#ifdef CPU_PP
- + bool run_on_cop; /* Thread should be run on the coprocessor */
- +#endif
- };
- #elif CONFIG_CPU == TCC730
- struct regs
- @@ -74,6 +78,16 @@
- extern int stackbegin[];
- extern int stackend[];
- +#ifdef CPU_PP
- +static const char cop_main_thread_name[] = "main_coprocessor";
- +
- +extern int cop_stackbegin[];
- +extern int cop_stackend[];
- +
- +extern void cop_main(void);
- +extern bool cop_is_available;
- +#endif
- +
- void switch_thread(void) ICODE_ATTR;
- static inline void store_context(void* addr) __attribute__ ((always_inline));
- static inline void load_context(const void* addr) __attribute__ ((always_inline));
- @@ -292,8 +306,17 @@
- panicf("Stkov %s", thread_name[current]);
- #endif
- +#ifdef CPU_PP
- + /* Find the next thread on this processor */
- + while(thread_contexts[++current].run_on_cop !=
- + thread_contexts[current_thread].run_on_cop){
- + if (current >= num_threads)
- + current = -1;
- + }
- +#else
- if (++current >= num_threads)
- current = 0;
- +#endif
- current_thread = current;
- load_context(&thread_contexts[current]);
- @@ -351,6 +374,13 @@
- regs->started = 0;
- #endif
- regs->start = (void*)function;
- +#ifdef CPU_PP
- + if((cop_is_available) && strncmp(thread_name[num_threads], "codec_thread", 14)){
- + regs->run_on_cop = true;
- + } else {
- + regs->run_on_cop = false;
- + }
- +#endif
- wake_up_thread();
- return num_threads++; /* return the current ID, e.g for remove_thread() */
- @@ -396,6 +426,17 @@
- thread_contexts[0].start = 0; /* thread 0 already running */
- #endif
- num_sleepers = 0;
- +#ifdef CPU_PP
- + thread_contexts[0].run_on_cop = false;
- + /* If the COP has not been set up, then the next thread will never be
- + run. */
- + num_threads++;
- + thread_name[1] = cop_main_thread_name;
- + thread_stack[1] = cop_stackbegin;
- + thread_stack_size[1] = (int)cop_stackend - (int)cop_stackbegin;
- + thread_contexts[1].start = &cop_main;
- + thread_contexts[1].run_on_cop = true;
- +#endif
- }
- int thread_stack_usage(int threadnum)
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