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Moved the waiting loop for "Read Data Request" RDDREQ into the
[u-boot] / README
diff --git a/README b/README
index 6327f64140679a728afadfcc7fe38f5ca71ec7ba..6f610082224e54fc0a31246cdea7ad688df1e6d1 100644 (file)
--- a/README
+++ b/README
@@ -145,7 +145,7 @@ Directory Hierarchy:
   - mpc85xx    Files specific to Freescale MPC85xx CPUs
   - nios       Files specific to Altera NIOS CPUs
   - nios2      Files specific to Altera Nios-II CPUs
   - mpc85xx    Files specific to Freescale MPC85xx CPUs
   - nios       Files specific to Altera NIOS CPUs
   - nios2      Files specific to Altera Nios-II CPUs
-  - ppc4xx     Files specific to IBM PowerPC 4xx CPUs
+  - ppc4xx     Files specific to AMCC PowerPC 4xx CPUs
   - pxa                Files specific to Intel XScale PXA CPUs
   - s3c44b0    Files specific to Samsung S3C44B0 CPUs
   - sa1100     Files specific to Intel StrongARM SA1100 CPUs
   - pxa                Files specific to Intel XScale PXA CPUs
   - s3c44b0    Files specific to Samsung S3C44B0 CPUs
   - sa1100     Files specific to Intel StrongARM SA1100 CPUs
@@ -261,51 +261,53 @@ The following options need to be configured:
                PowerPC based boards:
                ---------------------
 
                PowerPC based boards:
                ---------------------
 
-               CONFIG_ADCIOP           CONFIG_GEN860T          CONFIG_PCI405
-               CONFIG_ADS860           CONFIG_GENIETV          CONFIG_PCIPPC2
-               CONFIG_AMX860           CONFIG_GTH              CONFIG_PCIPPC6
-               CONFIG_AR405            CONFIG_gw8260           CONFIG_pcu_e
-               CONFIG_BAB7xx           CONFIG_hermes           CONFIG_PIP405
-               CONFIG_c2mon            CONFIG_hymod            CONFIG_PM826
-               CONFIG_CANBT            CONFIG_IAD210           CONFIG_ppmc8260
-               CONFIG_CCM              CONFIG_ICU862           CONFIG_QS823
-               CONFIG_CMI              CONFIG_IP860            CONFIG_QS850
-               CONFIG_cogent_mpc8260   CONFIG_IPHASE4539       CONFIG_QS860T
-               CONFIG_cogent_mpc8xx    CONFIG_IVML24           CONFIG_RBC823
-               CONFIG_CPCI405          CONFIG_IVML24_128       CONFIG_RPXClassic
-               CONFIG_CPCI4052         CONFIG_IVML24_256       CONFIG_RPXlite
-               CONFIG_CPCIISER4        CONFIG_IVMS8            CONFIG_RPXsuper
-               CONFIG_CPU86            CONFIG_IVMS8_128        CONFIG_rsdproto
-               CONFIG_CRAYL1           CONFIG_IVMS8_256        CONFIG_sacsng
-               CONFIG_CSB272           CONFIG_JSE              CONFIG_Sandpoint8240
-               CONFIG_CU824            CONFIG_LANTEC           CONFIG_Sandpoint8245
-               CONFIG_DASA_SIM         CONFIG_lwmon            CONFIG_sbc8260
-               CONFIG_DB64360          CONFIG_MBX              CONFIG_sbc8560
-               CONFIG_DB64460          CONFIG_MBX860T          CONFIG_SM850
-               CONFIG_DU405            CONFIG_MHPC             CONFIG_SPD823TS
-               CONFIG_DUET_ADS         CONFIG_MIP405           CONFIG_STXGP3
-               CONFIG_EBONY            CONFIG_MOUSSE           CONFIG_SXNI855T
-               CONFIG_ELPPC            CONFIG_MPC8260ADS       CONFIG_TQM823L
-               CONFIG_ELPT860          CONFIG_MPC8540ADS       CONFIG_TQM8260
-               CONFIG_ep8260           CONFIG_MPC8560ADS       CONFIG_TQM850L
-               CONFIG_ERIC             CONFIG_MUSENKI          CONFIG_TQM855L
-               CONFIG_ESTEEM192E       CONFIG_MVS1             CONFIG_TQM860L
-               CONFIG_ETX094           CONFIG_NETPHONE         CONFIG_TTTech
-               CONFIG_EVB64260         CONFIG_NETTA            CONFIG_UTX8245
-               CONFIG_FADS823          CONFIG_NETVIA           CONFIG_V37
-               CONFIG_FADS850SAR       CONFIG_NX823            CONFIG_W7OLMC
-               CONFIG_FADS860T         CONFIG_OCRTC            CONFIG_W7OLMG
-               CONFIG_FLAGADM          CONFIG_ORSG             CONFIG_WALNUT
-               CONFIG_FPS850L          CONFIG_OXC              CONFIG_ZPC1900
-               CONFIG_FPS860L                                  CONFIG_ZUMA
+               CONFIG_ADCIOP           CONFIG_GEN860T          CONFIG_PCIPPC2
+               CONFIG_ADS860           CONFIG_GENIETV          CONFIG_PCIPPC6
+               CONFIG_AMX860           CONFIG_GTH              CONFIG_pcu_e
+               CONFIG_AP1000           CONFIG_gw8260           CONFIG_PIP405
+               CONFIG_AR405            CONFIG_hermes           CONFIG_PM826
+               CONFIG_BAB7xx           CONFIG_hymod            CONFIG_ppmc8260
+               CONFIG_c2mon            CONFIG_IAD210           CONFIG_QS823
+               CONFIG_CANBT            CONFIG_ICU862           CONFIG_QS850
+               CONFIG_CCM              CONFIG_IP860            CONFIG_QS860T
+               CONFIG_CMI              CONFIG_IPHASE4539       CONFIG_RBC823
+               CONFIG_cogent_mpc8260   CONFIG_IVML24           CONFIG_RPXClassic
+               CONFIG_cogent_mpc8xx    CONFIG_IVML24_128       CONFIG_RPXlite
+               CONFIG_CPCI405          CONFIG_IVML24_256       CONFIG_RPXsuper
+               CONFIG_CPCI4052         CONFIG_IVMS8            CONFIG_rsdproto
+               CONFIG_CPCIISER4        CONFIG_IVMS8_128        CONFIG_sacsng
+               CONFIG_CPU86            CONFIG_IVMS8_256        CONFIG_Sandpoint8240
+               CONFIG_CRAYL1           CONFIG_JSE              CONFIG_Sandpoint8245
+               CONFIG_CSB272           CONFIG_LANTEC           CONFIG_sbc8260
+               CONFIG_CU824            CONFIG_lwmon            CONFIG_sbc8560
+               CONFIG_DASA_SIM         CONFIG_MBX              CONFIG_SM850
+               CONFIG_DB64360          CONFIG_MBX860T          CONFIG_SPD823TS
+               CONFIG_DB64460          CONFIG_MHPC             CONFIG_STXGP3
+               CONFIG_DU405            CONFIG_MIP405           CONFIG_SXNI855T
+               CONFIG_DUET_ADS         CONFIG_MOUSSE           CONFIG_TQM823L
+               CONFIG_EBONY            CONFIG_MPC8260ADS       CONFIG_TQM8260
+               CONFIG_ELPPC            CONFIG_MPC8540ADS       CONFIG_TQM850L
+               CONFIG_ELPT860          CONFIG_MPC8540EVAL      CONFIG_TQM855L
+               CONFIG_ep8260           CONFIG_MPC8560ADS       CONFIG_TQM860L
+               CONFIG_ERIC             CONFIG_MUSENKI          CONFIG_TTTech
+               CONFIG_ESTEEM192E       CONFIG_MVS1             CONFIG_UTX8245
+               CONFIG_ETX094           CONFIG_NETPHONE         CONFIG_V37
+               CONFIG_EVB64260         CONFIG_NETTA            CONFIG_W7OLMC
+               CONFIG_FADS823          CONFIG_NETVIA           CONFIG_W7OLMG
+               CONFIG_FADS850SAR       CONFIG_NX823            CONFIG_WALNUT
+               CONFIG_FADS860T         CONFIG_OCRTC            CONFIG_ZPC1900
+               CONFIG_FLAGADM          CONFIG_ORSG             CONFIG_ZUMA
+               CONFIG_FPS850L          CONFIG_OXC
+               CONFIG_FPS860L          CONFIG_PCI405
 
                ARM based boards:
                -----------------
 
 
                ARM based boards:
                -----------------
 
-               CONFIG_AT91RM9200DK,    CONFIG_CERF250,         CONFIG_DNP1110,
-               CONFIG_EP7312,          CONFIG_H2_OMAP1610,     CONFIG_HHP_CRADLE,
-               CONFIG_IMPA7,           CONFIG_INNOVATOROMAP1510, CONFIG_INNOVATOROMAP1610,
-               CONFIG_LART,            CONFIG_LPD7A400         CONFIG_LUBBOCK,
+               CONFIG_ARMADILLO,       CONFIG_AT91RM9200DK,    CONFIG_CERF250,
+               CONFIG_CSB637,          CONFIG_DNP1110,         CONFIG_EP7312,
+               CONFIG_H2_OMAP1610,     CONFIG_HHP_CRADLE,      CONFIG_IMPA7,
+               CONFIG_INNOVATOROMAP1510, CONFIG_INNOVATOROMAP1610, CONFIG_KB9202,
+               CONFIG_LART,            CONFIG_LPD7A400,        CONFIG_LUBBOCK,
                CONFIG_OSK_OMAP5912,    CONFIG_OMAP2420H4,      CONFIG_SHANNON,
                CONFIG_P2_OMAP730,      CONFIG_SMDK2400,        CONFIG_SMDK2410,
                CONFIG_TRAB,            CONFIG_VCMA9
                CONFIG_OSK_OMAP5912,    CONFIG_OMAP2420H4,      CONFIG_SHANNON,
                CONFIG_P2_OMAP730,      CONFIG_SMDK2400,        CONFIG_SMDK2410,
                CONFIG_TRAB,            CONFIG_VCMA9
@@ -397,6 +399,20 @@ The following options need to be configured:
                expect it to be in bytes, others in MB.
                Define CONFIG_MEMSIZE_IN_BYTES to make it in bytes.
 
                expect it to be in bytes, others in MB.
                Define CONFIG_MEMSIZE_IN_BYTES to make it in bytes.
 
+               CONFIG_OF_FLAT_TREE
+
+               New kernel versions are expecting firmware settings to be
+               passed using flat open firmware trees.
+               The environment variable "disable_of", when set, disables this
+               functionality.
+
+               CONFIG_OF_FLAT_TREE_MAX_SIZE
+
+               The maximum size of the constructed OF tree.
+
+               OF_CPU - The proper name of the cpus node.
+               OF_TBCLK - The timebase frequency.
+
 - Serial Ports:
                CFG_PL010_SERIAL
 
 - Serial Ports:
                CFG_PL010_SERIAL
 
@@ -497,7 +513,7 @@ The following options need to be configured:
 - Console UART Number:
                CONFIG_UART1_CONSOLE
 
 - Console UART Number:
                CONFIG_UART1_CONSOLE
 
-               IBM PPC4xx only.
+               AMCC PPC4xx only.
                If defined internal UART1 (and not UART0) is used
                as default U-Boot console.
 
                If defined internal UART1 (and not UART0) is used
                as default U-Boot console.
 
@@ -960,6 +976,12 @@ The following options need to be configured:
                allows for a "silent" boot where a splash screen is
                loaded very quickly after power-on.
 
                allows for a "silent" boot where a splash screen is
                loaded very quickly after power-on.
 
+- Gzip compressed BMP image support: CONFIG_VIDEO_BMP_GZIP
+
+               If this option is set, additionally to standard BMP
+               images, gzipped BMP images can be displayed via the
+               splashscreen support or the bmp command.
+
 - Compression support:
                CONFIG_BZIP2
 
 - Compression support:
                CONFIG_BZIP2
 
@@ -1355,7 +1377,7 @@ The following options need to be configured:
                remaining RAM in a form that can be passed as boot
                argument to Linux, for instance like that:
 
                remaining RAM in a form that can be passed as boot
                argument to Linux, for instance like that:
 
-                       setenv bootargs ... mem=\$(mem)
+                       setenv bootargs ... mem=\${mem}
                        saveenv
 
                This way you can tell Linux not to use this memory,
                        saveenv
 
                This way you can tell Linux not to use this memory,
@@ -1481,6 +1503,26 @@ The following options need to be configured:
                When SystemACE support is added, the "ace" device type
                becomes available to the fat commands, i.e. fatls.
 
                When SystemACE support is added, the "ace" device type
                becomes available to the fat commands, i.e. fatls.
 
+- TFTP Fixed UDP Port:
+               CONFIG_TFTP_PORT
+
+               If this is defined, the environment variable tftpsrcp
+               is used to supply the TFTP UDP source port value.
+               If tftpsrcp isn't defined, the normal pseudo-random port
+               number generator is used.
+
+               Also, the environment variable tftpdstp is used to supply
+               the TFTP UDP destination port value.  If tftpdstp isn't
+               defined, the normal port 69 is used.
+
+               The purpose for tftpsrcp is to allow a TFTP server to
+               blindly start the TFTP transfer using the pre-configured
+               target IP address and UDP port. This has the effect of
+               "punching through" the (Windows XP) firewall, allowing
+               the remainder of the TFTP transfer to proceed normally.
+               A better solution is to properly configure the firewall,
+               but sometimes that is not allowed.
+
 - Show boot progress:
                CONFIG_SHOW_BOOT_PROGRESS
 
 - Show boot progress:
                CONFIG_SHOW_BOOT_PROGRESS
 
@@ -1724,6 +1766,12 @@ Configuration Settings:
                This option also enables the building of the cfi_flash driver
                in the drivers directory
 
                This option also enables the building of the cfi_flash driver
                in the drivers directory
 
+- CFG_FLASH_QUIET_TEST
+               If this option is defined, the common CFI flash doesn't
+               print it's warning upon not recognized FLASH banks. This
+               is useful, if some of the configured banks are only
+               optionally available.
+
 - CFG_RX_ETH_BUFFER:
                Defines the number of ethernet receive buffers. On some
                ethernet controllers it is recommended to set this value
 - CFG_RX_ETH_BUFFER:
                Defines the number of ethernet receive buffers. On some
                ethernet controllers it is recommended to set this value
@@ -2186,14 +2234,14 @@ configurations; the following names are supported:
        DUET_ADS_config         MBX_config              sbc8560_66_config
        EBONY_config            MPC8260ADS_config       SM850_config
        ELPT860_config          MPC8540ADS_config       SPD823TS_config
        DUET_ADS_config         MBX_config              sbc8560_66_config
        EBONY_config            MPC8260ADS_config       SM850_config
        ELPT860_config          MPC8540ADS_config       SPD823TS_config
-       ESTEEM192E_config       MPC8560ADS_config       stxgp3_config
-       ETX094_config           NETVIA_config           SXNI855T_config
-       FADS823_config          omap1510inn_config      TQM823L_config
-       FADS850SAR_config       omap1610h2_config       TQM850L_config
-       FADS860T_config         omap1610inn_config      TQM855L_config
-       FPS850L_config          omap5912osk_config      TQM860L_config
-                               omap2420h4_config       walnut_config
-                                                       Yukon8220_config
+       ESTEEM192E_config       MPC8540EVAL_config      stxgp3_config
+       ETX094_config           MPC8560ADS_config       SXNI855T_config
+       FADS823_config          NETVIA_config           TQM823L_config
+       FADS850SAR_config       omap1510inn_config      TQM850L_config
+       FADS860T_config         omap1610h2_config       TQM855L_config
+       FPS850L_config          omap1610inn_config      TQM860L_config
+                               omap5912osk_config      walnut_config
+                               omap2420h4_config       Yukon8220_config
                                                        ZPC1900_config
 
 Note: for some board special configuration names may exist; check if
                                                        ZPC1900_config
 
 Note: for some board special configuration names may exist; check if
@@ -2446,6 +2494,12 @@ Some configuration options can be set using Environment Variables:
                  Useful on scripts which control the retry operation
                  themselves.
 
                  Useful on scripts which control the retry operation
                  themselves.
 
+  tftpsrcport  - If this is set, the value is used for TFTP's
+                 UDP source port.
+
+  tftpdstport  - If this is set, the value is used for TFTP's UDP
+                 destination port instead of the Well Know Port 69.
+
    vlan                - When set to a value < 4095 the traffic over
                  ethernet is encapsulated/received over 802.1q
                  VLAN tagged frames.
    vlan                - When set to a value < 4095 the traffic over
                  ethernet is encapsulated/received over 802.1q
                  VLAN tagged frames.
@@ -2498,10 +2552,10 @@ Old, simple command line parser:
 
 - supports environment variables (through setenv / saveenv commands)
 - several commands on one line, separated by ';'
 
 - supports environment variables (through setenv / saveenv commands)
 - several commands on one line, separated by ';'
-- variable substitution using "... $(name) ..." syntax
+- variable substitution using "... ${name} ..." syntax
 - special characters ('$', ';') can be escaped by prefixing with '\',
   for example:
 - special characters ('$', ';') can be escaped by prefixing with '\',
   for example:
-       setenv bootcmd bootm \$(address)
+       setenv bootcmd bootm \${address}
 - You can also escape text by enclosing in single apostrophes, for example:
        setenv addip 'setenv bootargs $bootargs ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname::off'
 
 - You can also escape text by enclosing in single apostrophes, for example:
        setenv addip 'setenv bootargs $bootargs ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname::off'
 
Cloned from git://git.denx.de/u-boot.git