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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-31 22:42:54 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-31 22:42:54 (GMT) |
commit | 1eb63378354ac37b7e27d256bbf84684751bac32 (patch) | |
tree | 0775591a2dced778d1ba0bd8a946831e424d02d7 /drivers/misc/altera-stapl/altera-jtag.h | |
parent | 1a4ceab195e66bce9c1638fdded6d92988100ba4 (diff) | |
parent | bac2dacd5fb9ddad093d7a2dc5ab44e764874821 (diff) | |
download | linux-fsl-qoriq-1eb63378354ac37b7e27d256bbf84684751bac32.tar.xz |
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (348 commits)
[media] pctv452e: Remove bogus code
[media] adv7175: Make use of media bus pixel codes
[media] media: vb2: fix incorrect return value
[media] em28xx: implement VIDIOC_ENUM_FRAMESIZES
[media] cx23885: Stop the risc video fifo before reconfiguring it
[media] cx23885: Avoid incorrect error handling and reporting
[media] cx23885: Avoid stopping the risc engine during buffer timeout
[media] cx23885: Removed a spurious function cx23885_set_scale()
[media] cx23885: v4l2 api compliance, set the audioset field correctly
[media] cx23885: hook the audio selection functions into the main driver
[media] cx23885: add generic functions for dealing with audio input selection
[media] cx23885: fixes related to maximum number of inputs and range checking
[media] cx23885: Initial support for the MPX-885 mini-card
[media] cx25840: Ensure AUDIO6 and AUDIO7 trigger line-in baseband use
[media] cx23885: Enable audio line in support from the back panel
[media] cx23885: Allow the audio mux config to be specified on a per input basis
[media] cx25840: Enable support for non-tuner LR1/LR2 audio inputs
[media] cx23885: Name an internal i2c part and declare a bitfield by name
[media] cx23885: Ensure VBI buffers timeout quickly - bugfix for vbi hangs during streaming
[media] cx23885: remove channel dump diagnostics when a vbi buffer times out
...
Fix up trivial conflicts in drivers/misc/altera-stapl/altera.c (header
file rename vs add)
Diffstat (limited to 'drivers/misc/altera-stapl/altera-jtag.h')
-rw-r--r-- | drivers/misc/altera-stapl/altera-jtag.h | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/drivers/misc/altera-stapl/altera-jtag.h b/drivers/misc/altera-stapl/altera-jtag.h new file mode 100644 index 0000000..2f97e36 --- /dev/null +++ b/drivers/misc/altera-stapl/altera-jtag.h @@ -0,0 +1,113 @@ +/* + * altera-jtag.h + * + * altera FPGA driver + * + * Copyright (C) Altera Corporation 1998-2001 + * Copyright (C) 2010 NetUP Inc. + * Copyright (C) 2010 Igor M. Liplianin <liplianin@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef ALTERA_JTAG_H +#define ALTERA_JTAG_H + +/* Function Prototypes */ +enum altera_jtag_state { + ILLEGAL_JTAG_STATE = -1, + RESET = 0, + IDLE = 1, + DRSELECT = 2, + DRCAPTURE = 3, + DRSHIFT = 4, + DREXIT1 = 5, + DRPAUSE = 6, + DREXIT2 = 7, + DRUPDATE = 8, + IRSELECT = 9, + IRCAPTURE = 10, + IRSHIFT = 11, + IREXIT1 = 12, + IRPAUSE = 13, + IREXIT2 = 14, + IRUPDATE = 15 + +}; + +struct altera_jtag { + /* Global variable to store the current JTAG state */ + enum altera_jtag_state jtag_state; + + /* Store current stop-state for DR and IR scan commands */ + enum altera_jtag_state drstop_state; + enum altera_jtag_state irstop_state; + + /* Store current padding values */ + u32 dr_pre; + u32 dr_post; + u32 ir_pre; + u32 ir_post; + u32 dr_length; + u32 ir_length; + u8 *dr_pre_data; + u8 *dr_post_data; + u8 *ir_pre_data; + u8 *ir_post_data; + u8 *dr_buffer; + u8 *ir_buffer; +}; + +#define ALTERA_STACK_SIZE 128 +#define ALTERA_MESSAGE_LENGTH 1024 + +struct altera_state { + struct altera_config *config; + struct altera_jtag js; + char msg_buff[ALTERA_MESSAGE_LENGTH + 1]; + long stack[ALTERA_STACK_SIZE]; +}; + +int altera_jinit(struct altera_state *astate); +int altera_set_drstop(struct altera_jtag *js, enum altera_jtag_state state); +int altera_set_irstop(struct altera_jtag *js, enum altera_jtag_state state); +int altera_set_dr_pre(struct altera_jtag *js, u32 count, u32 start_index, + u8 *preamble_data); +int altera_set_ir_pre(struct altera_jtag *js, u32 count, u32 start_index, + u8 *preamble_data); +int altera_set_dr_post(struct altera_jtag *js, u32 count, u32 start_index, + u8 *postamble_data); +int altera_set_ir_post(struct altera_jtag *js, u32 count, u32 start_index, + u8 *postamble_data); +int altera_goto_jstate(struct altera_state *astate, + enum altera_jtag_state state); +int altera_wait_cycles(struct altera_state *astate, s32 cycles, + enum altera_jtag_state wait_state); +int altera_wait_msecs(struct altera_state *astate, s32 microseconds, + enum altera_jtag_state wait_state); +int altera_irscan(struct altera_state *astate, u32 count, + u8 *tdi_data, u32 start_index); +int altera_swap_ir(struct altera_state *astate, + u32 count, u8 *in_data, + u32 in_index, u8 *out_data, + u32 out_index); +int altera_drscan(struct altera_state *astate, u32 count, + u8 *tdi_data, u32 start_index); +int altera_swap_dr(struct altera_state *astate, u32 count, + u8 *in_data, u32 in_index, + u8 *out_data, u32 out_index); +void altera_free_buffers(struct altera_state *astate); +#endif /* ALTERA_JTAG_H */ |