- cleanups

- disable tracing mmu
- make scratch buffer 8k as it's declared as such... that makes things much better indeed :)


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@26537 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/system/boot/platform/atari_m68k/devices.cpp

@@ -29,7 +29,7 @@ extern uint8 gBootDriveID;
 extern uint32 gBootPartitionOffset;
 
 #define SCRATCH_SIZE (2*4096)
-static uint8 gScratchBuffer[4096];
+static uint8 gScratchBuffer[SCRATCH_SIZE];
 
 static const uint16 kParametersSizeVersion1 = sizeof(struct tos_bpb);
 static const uint16 kParametersSizeVersion2 = 0x1e;
@@ -584,8 +584,8 @@ BlockHandle::ReadAt(void *cookie, off_t pos, void *buffer, size_t bufferSize)
 	uint32 blocksLeft = (bufferSize + offset + fBlockSize - 1) / fBlockSize;
 	int32 totalBytesRead = 0;
 
-	//TRACE(("BIOS reads %lu bytes from %Ld (offset = %lu), drive %u\n",
-	//	blocksLeft * fBlockSize, pos * fBlockSize, offset, fDriveID));
+	//TRACE(("BIOS reads %lu bytes from %Ld (offset = %lu)\n",
+	//	blocksLeft * fBlockSize, pos * fBlockSize, offset));
 
 	// read partial block
 	if (offset) {
@@ -622,6 +622,7 @@ BlockHandle::ReadAt(void *cookie, off_t pos, void *buffer, size_t bufferSize)
 		totalBytesRead += bytesRead;
 	}
 
+	//TRACE(("BlockHandle::%s: %d bytes read\n", __FUNCTION__, totalBytesRead));
 	return totalBytesRead;
 }
 
@@ -893,7 +894,7 @@ XHDIDrive::FillIdentifier()
 ssize_t
 XHDIDrive::ReadBlocks(void *buffer, off_t first, int32 count)
 {
-	int sectorsPerBlocks = (fBlockSize / 256);
+	int sectorsPerBlock = (fBlockSize / 256);
 	int32 ret;
 	uint16 flags = RW_READ;
 	TRACE(("XHDIDrive::%s(%Ld, %d) (%d,%d)\n", __FUNCTION__, first, count, fMajor, fMinor));

src/system/boot/platform/atari_m68k/mmu.cpp

@@ -68,7 +68,7 @@
  */
 #warning M68K: check for Physbase() < ST_RAM_TOP
 
-#define TRACE_MMU
+//#define TRACE_MMU
 #ifdef TRACE_MMU
 #	define TRACE(x) dprintf x
 #else
@@ -355,6 +355,7 @@ mmu_allocate(void *virtualAddress, size_t size)
 			address += B_PAGE_SIZE;
 		}
 
+		TRACE(("mmu_allocate(KERNEL, %d): done\n", size));
 		return virtualAddress;
 	}
 
@@ -364,6 +365,7 @@ mmu_allocate(void *virtualAddress, size_t size)
 		map_page(get_next_virtual_page(), get_next_physical_page(), kDefaultPageFlags);
 	}
 
+	TRACE(("mmu_allocate(NULL, %d): %p\n", size, address));
 	return address;
 }
 

src/system/boot/platform/atari_m68k/mmu_040.cpp

@@ -23,7 +23,7 @@
 #include "arch_040_mmu.h"
 
 
-#define TRACE_MMU
+//#define TRACE_MMU
 #ifdef TRACE_MMU
 #	define TRACE(x) dprintf x
 #else

src/system/boot/platform/atari_m68k/start.c

@@ -77,6 +77,8 @@ platform_start_kernel(void)
 	mmu_init_for_kernel();
 	//smp_boot_other_cpus();
 
+#warning M68K: stop ints
+	
 	dprintf("kernel entry at %lx\n", gKernelArgs.kernel_image.elf_header.e_entry);
 
 	asm("move.l	%0, %%sp;	"			// move stack out of way