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Changed to use accessors instead of casting to volatile pointers.

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In places where we were defining memory mapped peripheral buffers we
were using directly a cast to "volatile int_type *". For consistency we
should use dereferenced accessor like: &MMIO32(address)
This commit is contained in:
Piotr Esden-Tempski
2013-06-12 21:37:55 -07:00
parent 39fa9e4c58
commit 8da7fbd71e
10 changed files with 21 additions and 23 deletions
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include/libopencm3/stm32/f1/usb.h
+6 -6
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@@ -49,17 +49,17 @@ LGPL License Terms @ref lgpl_license
/* --- USB general registers ----------------------------------------------- */
/* USB Control register */
#define USB_CNTR_REG ((volatile uint32_t *)(USB_DEV_FS_BASE + 0x40))
#define USB_CNTR_REG (&MMIO32(USB_DEV_FS_BASE + 0x40))
/* USB Interrupt status register */
#define USB_ISTR_REG ((volatile uint32_t *)(USB_DEV_FS_BASE + 0x44))
#define USB_ISTR_REG (&MMIO32(USB_DEV_FS_BASE + 0x44))
/* USB Frame number register */
#define USB_FNR_REG ((volatile uint32_t *)(USB_DEV_FS_BASE + 0x48))
#define USB_FNR_REG (&MMIO32(USB_DEV_FS_BASE + 0x48))
/* USB Device address register */
#define USB_DADDR_REG ((volatile uint32_t *)(USB_DEV_FS_BASE + 0x4C))
#define USB_DADDR_REG (&MMIO32(USB_DEV_FS_BASE + 0x4C))
/* USB Buffer table address register */
#define USB_BTABLE_REG ((volatile uint32_t *)(USB_DEV_FS_BASE + 0x50))
#define USB_BTABLE_REG (&MMIO32(USB_DEV_FS_BASE + 0x50))
/* USB EP register */
#define USB_EP_REG(EP) ((volatile uint32_t *)(USB_DEV_FS_BASE) + (EP))
#define USB_EP_REG(EP) (&MMIO32(USB_DEV_FS_BASE) + (EP))
/* --- USB control register masks / bits ----------------------------------- */