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https://github.com/AsahiLinux/u-boot
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Update README to reflect new directory structure
Also fix up some whitespace issues that were introduced when moving directory locations. Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
This commit is contained in:
Peter Tyser
Wolfgang Denk
parent
37e4dafaae
commit
8d321b81c5
1 changed files with 91 additions and 67 deletions
158
README
158
README
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@ -138,68 +138,91 @@ U-Boot will always have a patchlevel of "0".
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Directory Hierarchy:
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====================
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- api Machine/arch independent API for external apps
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- board Board dependent files
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- common Misc architecture independent functions
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- cpu CPU specific files
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- 74xx_7xx Files specific to Freescale MPC74xx and 7xx CPUs
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- arm720t Files specific to ARM 720 CPUs
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- arm920t Files specific to ARM 920 CPUs
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- at91rm9200 Files specific to Atmel AT91RM9200 CPU
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- imx Files specific to Freescale MC9328 i.MX CPUs
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- s3c24x0 Files specific to Samsung S3C24X0 CPUs
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- arm925t Files specific to ARM 925 CPUs
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- arm926ejs Files specific to ARM 926 CPUs
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- arm1136 Files specific to ARM 1136 CPUs
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- at32ap Files specific to Atmel AVR32 AP CPUs
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- blackfin Files specific to Analog Devices Blackfin CPUs
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- i386 Files specific to i386 CPUs
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- ixp Files specific to Intel XScale IXP CPUs
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- leon2 Files specific to Gaisler LEON2 SPARC CPU
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- leon3 Files specific to Gaisler LEON3 SPARC CPU
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- mcf52x2 Files specific to Freescale ColdFire MCF52x2 CPUs
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- mcf5227x Files specific to Freescale ColdFire MCF5227x CPUs
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- mcf532x Files specific to Freescale ColdFire MCF5329 CPUs
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- mcf5445x Files specific to Freescale ColdFire MCF5445x CPUs
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- mcf547x_8x Files specific to Freescale ColdFire MCF547x_8x CPUs
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- mips Files specific to MIPS CPUs
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- mpc5xx Files specific to Freescale MPC5xx CPUs
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- mpc5xxx Files specific to Freescale MPC5xxx CPUs
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- mpc8xx Files specific to Freescale MPC8xx CPUs
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- mpc8220 Files specific to Freescale MPC8220 CPUs
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- mpc824x Files specific to Freescale MPC824x CPUs
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- mpc8260 Files specific to Freescale MPC8260 CPUs
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- mpc85xx Files specific to Freescale MPC85xx CPUs
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- nios Files specific to Altera NIOS CPUs
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- nios2 Files specific to Altera Nios-II CPUs
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- ppc4xx Files specific to AMCC PowerPC 4xx CPUs
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- pxa Files specific to Intel XScale PXA CPUs
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- s3c44b0 Files specific to Samsung S3C44B0 CPUs
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- sa1100 Files specific to Intel StrongARM SA1100 CPUs
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- disk Code for disk drive partition handling
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- doc Documentation (don't expect too much)
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- drivers Commonly used device drivers
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- examples Example code for standalone applications, etc.
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- fs Filesystem code (cramfs, ext2, jffs2, etc.)
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- include Header Files
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- arch/arm/lib Files generic to ARM architecture
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- arch/avr32/lib Files generic to AVR32 architecture
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- arch/blackfin/lib Files generic to Blackfin architecture
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- lib Files generic to all architectures
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- arch/i386/lib Files generic to i386 architecture
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- arch/m68k/lib Files generic to m68k architecture
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- arch/microblaze/lib Files generic to microblaze architecture
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- arch/mips/lib Files generic to MIPS architecture
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- arch/nios/lib Files generic to NIOS architecture
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- arch/nios/lib2 Files generic to NIOS2 architecture
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- arch/ppc/lib Files generic to PowerPC architecture
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- arch/sh/lib Files generic to SH architecture
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- arch/sparc/lib Files generic to SPARC architecture
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- libfdt Library files to support flattened device trees
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- net Networking code
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- post Power On Self Test
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- rtc Real Time Clock drivers
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- tools Tools to build S-Record or U-Boot images, etc.
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/arch Architecture specific files
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/arm Files generic to ARM architecture
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/cpu CPU specific files
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/arm720t Files specific to ARM 720 CPUs
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/arm920t Files specific to ARM 920 CPUs
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/at91rm9200 Files specific to Atmel AT91RM9200 CPU
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/imx Files specific to Freescale MC9328 i.MX CPUs
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/s3c24x0 Files specific to Samsung S3C24X0 CPUs
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/arm925t Files specific to ARM 925 CPUs
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/arm926ejs Files specific to ARM 926 CPUs
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/arm1136 Files specific to ARM 1136 CPUs
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/ixp Files specific to Intel XScale IXP CPUs
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/pxa Files specific to Intel XScale PXA CPUs
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/s3c44b0 Files specific to Samsung S3C44B0 CPUs
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/sa1100 Files specific to Intel StrongARM SA1100 CPUs
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/lib Architecture specific library files
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/avr32 Files generic to AVR32 architecture
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/cpu CPU specific files
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/lib Architecture specific library files
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/blackfin Files generic to Analog Devices Blackfin architecture
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/cpu CPU specific files
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/lib Architecture specific library files
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/i386 Files generic to i386 architecture
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/cpu CPU specific files
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/lib Architecture specific library files
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/m68k Files generic to m68k architecture
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/cpu CPU specific files
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/mcf52x2 Files specific to Freescale ColdFire MCF52x2 CPUs
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/mcf5227x Files specific to Freescale ColdFire MCF5227x CPUs
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/mcf532x Files specific to Freescale ColdFire MCF5329 CPUs
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/mcf5445x Files specific to Freescale ColdFire MCF5445x CPUs
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/mcf547x_8x Files specific to Freescale ColdFire MCF547x_8x CPUs
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/lib Architecture specific library files
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/microblaze Files generic to microblaze architecture
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/cpu CPU specific files
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/lib Architecture specific library files
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/mips Files generic to MIPS architecture
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/cpu CPU specific files
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/lib Architecture specific library files
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/nios Files generic to Altera NIOS architecture
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/cpu CPU specific files
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/lib Architecture specific library files
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/nios2 Files generic to Altera NIOS2 architecture
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/cpu CPU specific files
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/lib Architecture specific library files
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/ppc Files generic to PowerPC architecture
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/cpu CPU specific files
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/74xx_7xx Files specific to Freescale MPC74xx and 7xx CPUs
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/mpc5xx Files specific to Freescale MPC5xx CPUs
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/mpc5xxx Files specific to Freescale MPC5xxx CPUs
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/mpc8xx Files specific to Freescale MPC8xx CPUs
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/mpc8220 Files specific to Freescale MPC8220 CPUs
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/mpc824x Files specific to Freescale MPC824x CPUs
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/mpc8260 Files specific to Freescale MPC8260 CPUs
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/mpc85xx Files specific to Freescale MPC85xx CPUs
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/ppc4xx Files specific to AMCC PowerPC 4xx CPUs
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/lib Architecture specific library files
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/sh Files generic to SH architecture
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/cpu CPU specific files
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/sh2 Files specific to sh2 CPUs
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/sh3 Files specific to sh3 CPUs
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/sh4 Files specific to sh4 CPUs
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/lib Architecture specific library files
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/sparc Files generic to SPARC architecture
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/cpu CPU specific files
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/leon2 Files specific to Gaisler LEON2 SPARC CPU
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/leon3 Files specific to Gaisler LEON3 SPARC CPU
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/lib Architecture specific library files
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/api Machine/arch independent API for external apps
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/board Board dependent files
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/common Misc architecture independent functions
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/disk Code for disk drive partition handling
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/doc Documentation (don't expect too much)
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/drivers Commonly used device drivers
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/examples Example code for standalone applications, etc.
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/fs Filesystem code (cramfs, ext2, jffs2, etc.)
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/include Header Files
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/lib Files generic to all architectures
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/libfdt Library files to support flattened device trees
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/lzma Library files to support LZMA decompression
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/lzo Library files to support LZO decompression
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/net Networking code
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/post Power On Self Test
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/rtc Real Time Clock drivers
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/tools Tools to build S-Record or U-Boot images, etc.
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Software Configuration:
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=======================
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@ -1393,10 +1416,11 @@ The following options need to be configured:
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to run and CONFIG_SYS_I2C_SLAVE to be the address of this node (ie
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the CPU's i2c node address).
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Now, the u-boot i2c code for the mpc8xx (arch/ppc/cpu/mpc8xx/i2c.c)
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sets the CPU up as a master node and so its address should
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therefore be cleared to 0 (See, eg, MPC823e User's Manual
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p.16-473). So, set CONFIG_SYS_I2C_SLAVE to 0.
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Now, the u-boot i2c code for the mpc8xx
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(arch/ppc/cpu/mpc8xx/i2c.c) sets the CPU up as a master node
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and so its address should therefore be cleared to 0 (See,
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eg, MPC823e User's Manual p.16-473). So, set
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CONFIG_SYS_I2C_SLAVE to 0.
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CONFIG_SYS_I2C_INIT_MPC5XXX
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@ -1942,7 +1966,7 @@ Legacy uImage format:
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15 arch/<arch>/lib/bootm.c All preparation done, transferring control to OS
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-30 arch/ppc/lib/board.c Fatal error, hang the system
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-30 arch/ppc/lib/board.c Fatal error, hang the system
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-31 post/post.c POST test failed, detected by post_output_backlog()
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-32 post/post.c POST test failed, detected by post_run_single()
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