diff options
Diffstat (limited to 'include/linux/ioport.h')
| -rw-r--r-- | include/linux/ioport.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/include/linux/ioport.h b/include/linux/ioport.h index 63eb429ecbe6..9d57a71775b5 100644 --- a/include/linux/ioport.h +++ b/include/linux/ioport.h @@ -109,6 +109,36 @@ struct resource_list { /* PCI control bits. Shares IORESOURCE_BITS with above PCI ROM. */ #define IORESOURCE_PCI_FIXED (1<<4) /* Do not move resource */ + +/* helpers to define resources */ +#define DEFINE_RES_NAMED(_start, _size, _name, _flags) \ + { \ + .start = (_start), \ + .end = (_start) + (_size) - 1, \ + .name = (_name), \ + .flags = (_flags), \ + } + +#define DEFINE_RES_IO_NAMED(_start, _size, _name) \ + DEFINE_RES_NAMED((_start), (_size), (_name), IORESOURCE_IO) +#define DEFINE_RES_IO(_start, _size) \ + DEFINE_RES_IO_NAMED((_start), (_size), NULL) + +#define DEFINE_RES_MEM_NAMED(_start, _size, _name) \ + DEFINE_RES_NAMED((_start), (_size), (_name), IORESOURCE_MEM) +#define DEFINE_RES_MEM(_start, _size) \ + DEFINE_RES_MEM_NAMED((_start), (_size), NULL) + +#define DEFINE_RES_IRQ_NAMED(_irq, _name) \ + DEFINE_RES_NAMED((_irq), 1, (_name), IORESOURCE_IRQ) +#define DEFINE_RES_IRQ(_irq) \ + DEFINE_RES_IRQ_NAMED((_irq), NULL) + +#define DEFINE_RES_DMA_NAMED(_dma, _name) \ + DEFINE_RES_NAMED((_dma), 1, (_name), IORESOURCE_DMA) +#define DEFINE_RES_DMA(_dma) \ + DEFINE_RES_DMA_NAMED((_dma), NULL) + /* PC/ISA/whatever - the normal PC address spaces: IO and memory */ extern struct resource ioport_resource; extern struct resource iomem_resource; |