54 lines
3.3 KiB
Plaintext
54 lines
3.3 KiB
Plaintext
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[video member=miotatsu stream_platform=twitch project=riscy title="Searching for .align Source/Docs" vod_platform=youtube id=46fglG89Xxs annotator=Miblo]
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[0:19][Recap and set the stage for the day][:speech]
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[0:27][Consult the replies to the Big RISCY BUSINESS Question Thread[ref
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site="SiFive Forums"
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page="The Big RISCY BUSINESS Question Thread"
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url=https://forums.sifive.com/t/the-big-riscy-business-question-thread/531]][:research]
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[3:48][Consult the forum reply explaining why we pass the stack pointer as the 3rd argument to the trap handler[ref
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site="SiFive Forums"
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page="The Big RISCY BUSINESS Question Thread"
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url=https://forums.sifive.com/t/the-big-riscy-business-question-thread/531]][:research]
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[11:36][Anticipate the third RISC-V webinar[ref
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site="SiFive"
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page="Getting started with SiFive IP"
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url=https://info.sifive.com/risc-v-webinar]][:research]
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[12:34][Consult the forum reply explaining .align 2 in the .text.entry section[ref
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site="SiFive Forums"
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page="The Big RISCY BUSINESS Question Thread"
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url=https://forums.sifive.com/t/the-big-riscy-business-question-thread/531]][:asm :research]
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[16:23][Reorganise the desktop and point out the optional pcalc series[ref
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site=YouTube
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page="pcalc - va_args, environ, _start, build script"
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url=https://www.youtube.com/watch?v=IZkQgtGgfQM]][:admin]
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[21:22][Smallest addressable unit == 1 byte][:blackboard]
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[22:45][Continue to address the forum replies explaining .align 2[ref
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site="SiFive Forums"
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page="The Big RISCY BUSINESS Question Thread"
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url=https://forums.sifive.com/t/the-big-riscy-business-question-thread/531] and show physical copy of Hacker's Delight[ref
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site="Hacker's Delight"
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url=http://www.hackersdelight.org/]][:asm :research]
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[30:16][Explain nwr__rount_up_to_alignment() in nwr_mem.h, with a description of pcalc's start.S][:asm :speech]
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[35:31][Note that some of this information is currently a little advanced and lacking citations, with a few words on the intention of the Big RISCY BUSINESS Question Thread[ref
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site="SiFive Forums"
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page="The Big RISCY BUSINESS Question Thread"
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url=https://forums.sifive.com/t/the-big-riscy-business-question-thread/531]][:research]
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[40:38][Trawl through the riscv-gnu-toolchain[ref
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site=GitHub
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page="riscv/riscv-gnu-toolchain"
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url=https://github.com/riscv/riscv-gnu-toolchain] and gcc-mirror[ref
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site=GitHub
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page=gcc-mirror-gcc
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url=https://github.com/gcc-mirror/gcc] repos][:research]
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[45:29][Hunt for documentation on .align in riscv-binutils-gdb from the Freedom E SDK][:asm :research]
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[59:49][Read the Freedom E SDK's entry.S, with a few words on the :compilation process][:asm :research]
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[1:09:38][Scan through env/encoding.h and sifive/bits.h, included in entry.S, for STORE and LOAD definitions][:asm :research]
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[1:16:16][Summarise entry.S after the preprocessor has completed its work][:asm :research]
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[1:19:52][Note where we left off pwm_speed_test[ref
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site=GitHub
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page=riscy-business/pwm_speed_test
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url=https://github.com/riscy-business/pwm_speed_test] to investigate entry.S][:research]
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[1:21:15][Start to wrap it up before setting up the tablet to write][:admin]
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[1:23:39][Mark entry.S as being done][:blackboard]
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[1:23:49][Call it a day][:speech]
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[/video]
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