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Use DMA memory in usbtrans.c

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-05-23 00:13:37 +02:00
parent 980d936688
commit 60c33f8c0f
1 changed files with 7 additions and 7 deletions
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14
bus/usb/usbtrans.c
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@ -35,12 +35,12 @@ grub_usb_control_msg (grub_usb_device_t dev,
int i;
grub_usb_transfer_t transfer;
int datablocks;
struct grub_usb_packet_setup *setupdata;
volatile struct grub_usb_packet_setup *setupdata;
grub_uint32_t setupdata_addr;
grub_usb_err_t err;
unsigned int max;
struct grub_pci_dma_chunk *data_chunk, *setupdata_chunk;
char *data;
volatile char *data;
grub_uint32_t data_addr;
grub_size_t size = size0;
@ -50,7 +50,7 @@ grub_usb_control_msg (grub_usb_device_t dev,
return GRUB_USB_ERR_INTERNAL;
data = grub_dma_get_virt (data_chunk);
data_addr = grub_dma_get_phys (data_chunk);
grub_memcpy (data, data_in, size);
grub_memcpy ((char *) data, data_in, size);
grub_dprintf ("usb",
"control: reqtype=0x%02x req=0x%02x val=0x%02x idx=0x%02x size=%d\n",
@ -152,7 +152,7 @@ grub_usb_control_msg (grub_usb_device_t dev,
grub_dma_free (data_chunk);
grub_dma_free (setupdata_chunk);
grub_memcpy (data_in, data, size0);
grub_memcpy (data_in, (char *) data, size0);
return err;
}
@ -168,7 +168,7 @@ grub_usb_bulk_readwrite (grub_usb_device_t dev,
unsigned int max;
grub_usb_err_t err;
int toggle = dev->toggle[endpoint];
char *data;
volatile char *data;
grub_uint32_t data_addr;
struct grub_pci_dma_chunk *data_chunk;
grub_size_t size = size0;
@ -180,7 +180,7 @@ grub_usb_bulk_readwrite (grub_usb_device_t dev,
data = grub_dma_get_virt (data_chunk);
data_addr = grub_dma_get_phys (data_chunk);
if (type == GRUB_USB_TRANSFER_TYPE_OUT)
grub_memcpy (data, data_in, size);
grub_memcpy ((char *) data, data_in, size);
/* Use the maximum packet size given in the endpoint descriptor. */
if (dev->initialized)
@ -247,7 +247,7 @@ grub_usb_bulk_readwrite (grub_usb_device_t dev,
grub_dma_free (data_chunk);
if (type == GRUB_USB_TRANSFER_TYPE_IN)
grub_memcpy (data_in, data, size0);
grub_memcpy (data_in, (char *) data, size0);
return err;
}