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source: soft/giet_vm/sys/drivers.h @ 257

Last change on this file since 257 was 255, checked in by meunier, 11 years ago
Added a syscall and some user functions to manipulate the Simulation Helper Changed the the way the Vseg -> Pseg mapping is made during the boot to better utilize the address space (+ adaptation of the algorithm in memo) Fixed a bug in boot_init (vobj_init): the vobj initialization could only be made for the first application (ptpr was not changed)
File size: 6.8 KB

Rev	Line
[158]	1	///////////////////////////////////////////////////////////////////////////////////
	2	// File : drivers.h
	3	// Date : 01/04/2012
	4	// Author : alain greiner and joel porquet
	5	// Copyright (c) UPMC-LIP6
	6	///////////////////////////////////////////////////////////////////////////////////
	7
[165]	8	#ifndef _GIET_SYS_DRIVERS_H_
	9	#define _GIET_SYS_DRIVERS_H_
[158]	10
	11	///////////////////////////////////////////////////////////////////////////////////
[189]	12	// Timer access functions (used for both vci_multi_timer and vci_xicu)
[158]	13	///////////////////////////////////////////////////////////////////////////////////
	14
[189]	15	extern volatile unsigned char _timer_event[];
[158]	16
[228]	17	unsigned int _timer_start(unsigned int cluster_id, unsigned int local_id, unsigned int period);
	18	unsigned int _timer_stop(unsigned int cluster_id, unsigned int local_id);
	19	unsigned int _timer_reset_irq(unsigned int cluster_id, unsigned int local_id);
[246]	20	unsigned int _timer_reset_irq_cpt(unsigned int cluster_id, unsigned int local_id);
[158]	21
[189]	22
	23	///////////////////////////////////////////////////////////////////////////////////
	24	// TTY access functions and variables
	25	///////////////////////////////////////////////////////////////////////////////////
	26
[158]	27	extern volatile unsigned char _tty_get_buf[];
	28	extern volatile unsigned char _tty_get_full[];
[228]	29	extern unsigned int _tty_put_lock;
[158]	30
[228]	31	unsigned int _tty_write(const char * buffer, unsigned int length);
	32	unsigned int _tty_read(char * buffer, unsigned int length);
	33	unsigned int _tty_get_char(unsigned int tty_id, unsigned char * buffer);
[158]	34
[189]	35	///////////////////////////////////////////////////////////////////////////////////
	36	// ICU access functions (both vci_multi_icu and vci_xicu)
	37	///////////////////////////////////////////////////////////////////////////////////
[165]	38
[228]	39	unsigned int _icu_get_index(unsigned int cluster_id, unsigned int proc_id, unsigned int * buffer);
	40	unsigned int _icu_set_mask(
	41	unsigned int cluster_id,
	42	unsigned int proc_id,
	43	unsigned int mask,
	44	unsigned int is_timer);
[165]	45
[189]	46	///////////////////////////////////////////////////////////////////////////////////
	47	// IOC access functions and variables (vci_block_device)
	48	///////////////////////////////////////////////////////////////////////////////////
[165]	49
[228]	50	extern volatile unsigned int _ioc_status;
	51	extern volatile unsigned int _ioc_done;
	52	extern unsigned int _ioc_lock;
	53	extern unsigned int _ioc_iommu_ix1;
	54	extern unsigned int _ioc_iommu_npages;
[165]	55
[189]	56
[228]	57	unsigned int _ioc_write(unsigned int lba, const void * buffer, unsigned int count);
	58	unsigned int _ioc_read(unsigned int lba, void * buffer, unsigned int count);
[158]	59	unsigned int _ioc_completed();
[228]	60	unsigned int _ioc_get_status(unsigned int * status);
[237]	61	unsigned int _ioc_get_block_size();
[158]	62
[189]	63	///////////////////////////////////////////////////////////////////////////////////
[253]	64	// Multi DMA variables and access functions (vci_multi_dma)
[189]	65	///////////////////////////////////////////////////////////////////////////////////
[158]	66
[228]	67	extern volatile unsigned int _dma_status[];
	68	extern volatile unsigned int _dma_done[];
	69	extern unsigned int _dma_lock[];
	70	extern unsigned int _dma_iommu_ix1;
	71	extern unsigned int _dma_iommu_npages[];
[204]	72
[228]	73	unsigned int _dma_reset_irq(unsigned int cluster_id, unsigned int local_id);
	74	unsigned int _dma_get_status(unsigned int cluster_id, unsigned int local_id, unsigned int * status);
[204]	75
[253]	76	unsigned int _dma_transfer( unsigned int dev_type,
	77	unsigned int to_user,
	78	unsigned int offset,
	79	unsigned int user_vaddr,
	80	unsigned int length );
[218]	81
	82	unsigned int _dma_completed();
	83
[189]	84	///////////////////////////////////////////////////////////////////////////////////
	85	// Frame Buffer access functions (vci_frame_buffer)
	86	///////////////////////////////////////////////////////////////////////////////////
[165]	87
[253]	88	unsigned int _fb_sync_write( unsigned int offset,
	89	const void * buffer,
	90	unsigned int length);
	91	unsigned int _fb_sync_read( unsigned int offset,
	92	const void * buffer,
	93	unsigned int length);
[165]	94
[253]	95	unsigned int _fb_dma_write( unsigned int offset,
	96	const void * buffer,
	97	unsigned int length);
	98	unsigned int _fb_dma_read( unsigned int offset,
	99	const void * buffer,
	100	unsigned int length);
	101	unsigned int _fb_dma_completed();
[158]	102
[253]	103	unsigned int _fb_cma_init( const void* vbase0,
	104	const void* vbase1,
	105	unsigned int length );
	106	unsigned int _fb_cma_write( unsigned int buffer_id );
	107	unsigned int _fb_cma_stop();
	108
[189]	109	///////////////////////////////////////////////////////////////////////////////////
[218]	110	// NIC device access functions (vci_multi_nic)
	111	///////////////////////////////////////////////////////////////////////////////////
	112
[253]	113	unsigned int _nic_sync_write( const void* buffer,
	114	unsigned int length);
	115	unsigned int _nic_sync_read( const void* buffer,
	116	unsigned int length);
[218]	117
[253]	118	unsigned int _nic_cma_rx_init( const void* buf0,
	119	const void* buf1,
	120	unsigned int length );
	121	unsigned int _nic_cma_tx_init( const void* buf0,
	122	const void* buf1,
	123	unsigned int length );
	124	unsigned int _nic_cma_stop();
[218]	125
	126	///////////////////////////////////////////////////////////////////////////////////
[189]	127	// GCD access functions
	128	///////////////////////////////////////////////////////////////////////////////////
	129
[228]	130	unsigned int _gcd_write(unsigned int register_index, unsigned int value);
	131	unsigned int _gcd_read( unsigned int register_index, unsigned int * buffer);
[189]	132
[249]	133	///////////////////////////////////////////////////////////////////////////////////
[255]	134	// Sim Helper access function
	135	///////////////////////////////////////////////////////////////////////////////////
	136	unsigned int _sim_helper_access(unsigned int register_index,
	137	unsigned int value,
	138	unsigned int * retval);
	139
	140	///////////////////////////////////////////////////////////////////////////////////
[249]	141	// MEMC access functions
	142	///////////////////////////////////////////////////////////////////////////////////
[189]	143
[249]	144	void _memc_inval( unsigned long long buf_paddr, unsigned int buf_length);
	145	void _memc_sync( unsigned long long buf_paddr, unsigned int buf_length);
	146
[232]	147	///////////////////////////////////////////////////////////////////////////////////
	148	// Heap related function(s)
	149	///////////////////////////////////////////////////////////////////////////////////
	150
	151	unsigned int _heap_info(unsigned int * vaddr, unsigned int * size);
	152
	153
[158]	154	#endif
	155
[228]	156	// Local Variables:
	157	// tab-width: 4
	158	// c-basic-offset: 4
	159	// c-file-offsets:((innamespace . 0)(inline-open . 0))
	160	// indent-tabs-mode: nil
	161	// End:
	162	// vim: filetype=c:expandtab:shiftwidth=4:tabstop=4:softtabstop=4
	163

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