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[/] [or1k/] [tags/] [nog_patch_44/] - Rev 1178

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Rev Log message Author Age Path
1178 avoid another immu exception that should not happen phoenix 7670d 22h /or1k/tags/nog_patch_44/
1177 more informative output phoenix 7672d 05h /or1k/tags/nog_patch_44/
1176 Added comments. damonb 7672d 20h /or1k/tags/nog_patch_44/
1174 fix for immu exceptions that never should have happened phoenix 7674d 00h /or1k/tags/nog_patch_44/
1170 Added support for l.addc instruction. csanchez 7682d 04h /or1k/tags/nog_patch_44/
1169 Added support for l.addc instruction. csanchez 7682d 04h /or1k/tags/nog_patch_44/
1168 Added explicit alignment expressions. csanchez 7687d 14h /or1k/tags/nog_patch_44/
1167 Corrected offset of TSS field within task_struct. csanchez 7687d 14h /or1k/tags/nog_patch_44/
1166 Fixed problem with relocations of non-allocated sections. csanchez 7687d 14h /or1k/tags/nog_patch_44/
1165 timeout bug fixed; contribution by Carlos markom 7704d 08h /or1k/tags/nog_patch_44/
1161 When OR1200_NO_IMMU and OR1200_NO_IC are not both defined or undefined at the same time, results in a IC bug. Fixed. lampret 7707d 21h /or1k/tags/nog_patch_44/
1160 added missing .rodata.* section into rom linker script phoenix 7738d 21h /or1k/tags/nog_patch_44/
1159 No functional changes. Added defines to disable implementation of multiplier/MAC lampret 7751d 00h /or1k/tags/nog_patch_44/
1158 Added simple uart test case. lampret 7752d 01h /or1k/tags/nog_patch_44/
1157 Added syscall test case. lampret 7752d 02h /or1k/tags/nog_patch_44/
1156 Tick timer test case added. lampret 7752d 22h /or1k/tags/nog_patch_44/
1155 No functional change. Only added customization for exception vectors. lampret 7754d 02h /or1k/tags/nog_patch_44/
1154 When using tty channel, put the serial port into raw mode (no echo, no
CR/LF conversion, no other line discipline/buffering).
sfurman 7761d 17h /or1k/tags/nog_patch_44/
1153 When multiple interrupts were pending, e.g. TX buffer empty and RX
available, reading the UART's IIR register could potentially clear a
TX interrupt before it had been sent to the processor, thus dropping
the interrupt permanently.

Fix tested w/ both eCos and uclinux.
sfurman 7762d 04h /or1k/tags/nog_patch_44/
1152 *** empty log message *** phoenix 7762d 07h /or1k/tags/nog_patch_44/
1151 *** empty log message *** phoenix 7762d 08h /or1k/tags/nog_patch_44/
1150 remove unneded include phoenix 7762d 09h /or1k/tags/nog_patch_44/
1149 *** empty log message *** phoenix 7762d 20h /or1k/tags/nog_patch_44/
1148 *** empty log message *** phoenix 7762d 21h /or1k/tags/nog_patch_44/
1147 remove unneeded include phoenix 7762d 21h /or1k/tags/nog_patch_44/
1146 cygwin fix phoenix 7762d 21h /or1k/tags/nog_patch_44/
1145 1) Fix trivial bug w/ transmitter empty interrupts that I introduced in the
last check-in.
2) Improve printed output from debugging-only uart_status() routine.
sfurman 7762d 21h /or1k/tags/nog_patch_44/
1144 Speed up gdb when running with serial targets:

When generating backtraces, the prologue of each function is scanned
at least three times by architecture-independent code, e.g. to
determine offsets of saved registers, identify frameless functions,
etc. This new code adds straightforward caching of the information
gleaned by or1k_scan_prologue() on a per-frame basis rather than
storing it in global static variables. (This benefits both JTAG and
serial gdb targets, though the JTAG target runs fast enough that it is
not particularly needed.)

When the register set is dumped by the serial target, e.g. at any
breakpoint or interrupt, the 32 vector/FP registers were included in
the dump (each 8 bytes long), though they aren't implemented. The new
code tells gdb that unimplemented registers have zero length in the
dump.
sfurman 7765d 03h /or1k/tags/nog_patch_44/
1143 Make UART transmitter-empty interrupts match both 16450 and 16550 behavior. sfurman 7765d 18h /or1k/tags/nog_patch_44/
1142 Speed up gdb when running with serial targets:

When generating backtraces, the prologue of each function is scanned
at least three times by architecture-independent code, e.g. to
determine offsets of saved registers, identify frameless functions,
etc. This new code adds straightforward caching of the information
gleaned by or1k_scan_prologue() on a per-frame basis rather than
storing it in global static variables. (This benefits both JTAG and
serial gdb targets, though the JTAG target runs fast enough that it is
not particularly needed.)

When the register set is dumped by the serial target, e.g. at any
breakpoint or interrupt, the 32 vector/FP registers were included in
the dump (each 8 bytes long), though they aren't implemented. The new
code tells gdb that unimplemented registers have zero length in the
dump.
sfurman 7765d 18h /or1k/tags/nog_patch_44/

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