129 lines
2.7 KiB
C
129 lines
2.7 KiB
C
/*
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* \brief DDE iPXE wrappers to C++ backend
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* \author Christian Helmuth
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* \author Josef Soentgen
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* \date 2013-01-07
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*/
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/*
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* Copyright (C) 2010-2015 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU General Public License version 2.
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*/
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#ifndef _DDE_SUPPORT_H_
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#define _DDE_SUPPORT_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef unsigned long dde_addr_t;
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typedef unsigned long dde_size_t;
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typedef unsigned char dde_uint8_t;
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typedef unsigned short dde_uint16_t;
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typedef unsigned int dde_uint32_t;
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/*****************
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** Initialization
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*****************/
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void dde_init(void *ep);
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/***********
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** Timer **
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***********/
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void dde_udelay(unsigned long usecs);
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void dde_mdelay(unsigned long msecs);
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/************
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** printf **
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************/
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typedef __builtin_va_list va_list;
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void dde_vprintf(const char *fmt, va_list va) __attribute__ ((format (printf, 1, 0)));
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void dde_printf(const char *fmt, ...);
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/***************************************************
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** Support for aligned and DMA memory allocation **
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***************************************************/
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int dde_dma_mem_init();
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void *dde_dma_alloc(dde_size_t size, dde_size_t align, dde_size_t offset);
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void dde_dma_free(void *p, dde_size_t size);
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dde_addr_t dde_dma_get_physaddr(void *virt);
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/***************************
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** locking/synchronizing **
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***************************/
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void dde_lock_enter(void);
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void dde_lock_leave(void);
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/************************
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** Interrupt handling **
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************************/
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int dde_interrupt_attach(int irq, void (*handler)(void *), void *priv);
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/******************
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** PCI handling **
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******************/
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int dde_pci_first_device(int *, int *, int *);
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int dde_pci_next_device(int *, int *, int *);
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void dde_pci_readb(int, dde_uint8_t *);
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void dde_pci_readw(int, dde_uint16_t *);
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void dde_pci_readl(int, dde_uint32_t *);
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void dde_pci_writeb(int, dde_uint8_t);
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void dde_pci_writew(int, dde_uint16_t);
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void dde_pci_writel(int, dde_uint32_t);
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/**************
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** I/O port **
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**************/
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void dde_request_io(dde_addr_t, dde_size_t);
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dde_uint8_t dde_inb(dde_addr_t);
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dde_uint16_t dde_inw(dde_addr_t);
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dde_uint32_t dde_inl(dde_addr_t);
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void dde_outb(dde_addr_t, dde_uint8_t);
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void dde_outw(dde_addr_t, dde_uint16_t);
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void dde_outl(dde_addr_t, dde_uint32_t);
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/**********************
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** Slab memory pool **
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**********************/
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void *dde_slab_alloc(dde_size_t);
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void dde_slab_free(void *);
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/****************
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** I/O memory **
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****************/
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int dde_request_iomem(dde_addr_t, dde_size_t, int, dde_addr_t *);
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int dde_release_iomem(dde_addr_t, dde_size_t);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* _DDE_SUPPORT_H_ */
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