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fix hang in USB interrupt (disabled for now)

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This commit is contained in:
Markus Fröschle
2016-12-11 10:35:51 +00:00
parent 7161ed3b55
commit 8e768bc746
9 changed files with 145 additions and 127 deletions
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22
sys/driver_mem.c
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@@ -11,6 +11,7 @@
* option any later version.
*/
#include <bas_types.h>
#include "bas_string.h"
#include "bas_printf.h"
@@ -27,13 +28,8 @@
#error "unknown machine!"
#endif
//#define DBG_DM
#ifdef DBG_DM
#define dbg(format, arg...) do { xprintf("DEBUG: %s(): " format, __FUNCTION__, ##arg); } while (0)
#else
#define dbg(format, arg...) do { ; } while (0)
#endif
#define err(format, arg...) do { xprintf("ERROR: %s(): " format, __FUNCTION__, ##arg); } while (0)
// #define DEBUG
#include "debug.h"
extern long offscren_reserved(void);
@@ -259,7 +255,7 @@ int32_t driver_mem_free(void *addr)
freeit(p, mpb);
set_ipl(level);
dbg("%s: driver_mem_free(0x%08X)\r\n", __FUNCTION__, addr);
dbg("addr=0x%08X)\r\n", addr);
return(0);
}
@@ -293,7 +289,7 @@ void *driver_mem_alloc(uint32_t amount)
ret = (void *) m->m_start;
}
set_ipl(level);
dbg("%s: driver_mem_alloc(%d) = 0x%08X\r\n", __FUNCTION__, amount, ret);
dbg("alloc(%d) = 0x%08X\r\n", amount, ret);
return ret;
}
@@ -304,7 +300,7 @@ int driver_mem_init(void)
{
if (use_count == 0)
{
dbg("%s: initialise driver_mem_buffer[] at %p, size 0x%x\r\n", __FUNCTION__, driver_mem_buffer, DRIVER_MEM_BUFFER_SIZE);
dbg("initialise driver_mem_buffer[] at %p, size 0x%x\r\n", driver_mem_buffer, DRIVER_MEM_BUFFER_SIZE);
memset(driver_mem_buffer, 0, DRIVER_MEM_BUFFER_SIZE);
pmd.mp_mfl = pmd.mp_rover = &tab_md[0];
@@ -315,10 +311,10 @@ int driver_mem_init(void)
pmd.mp_mal = (MD *) NULL;
memset(driver_mem_buffer, 0, tab_md[0].m_length);
dbg("%s: uncached driver memory buffer at 0x%08X size %d\r\n", __FUNCTION__, tab_md[0].m_start, tab_md[0].m_length);
dbg("uncached driver memory buffer at 0x%08X size %d\r\n", tab_md[0].m_start, tab_md[0].m_length);
}
use_count++;
dbg("%s: driver_mem now has a use count of %d\r\n", __FUNCTION__, use_count);
dbg("driver_mem now has a use count of %d\r\n", use_count);
return 0;
}
@@ -335,7 +331,7 @@ void driver_mem_release(void)
#endif
#endif
}
dbg("%s: driver_mem use count now %d\r\n", __FUNCTION__, use_count);
dbg("driver_mem use count now %d\r\n", use_count);
}