On Mon, Sep 21, 2020 at 04:37:59PM +1000, Damien Mascord wrote:
> Hi guys,
>
> I am attempting to add support for the Freescale QorIQ P1020, as you can see
> in the attached diff, and even though it can connect to the target (tested
> using cable jlink), initbus can start, I am not able to peek or detectflash
> from that point on.
>
> I have most probably done something incorrect in regards to the bus
> configuration, as my understanding of that part is quite minimal.
>
> UrJTAG output is below during my attempts to get it working.
>
> The reference manual can be found at
> https://www.element14.com/community/docs/DOC-39744/l/freescale-reference-manual-for-p1020-qoriq-integrated-processor
>
> Any idea of what could be wrong?
:-)
> Cheers,
> Damien
>
>
> diff --git a/urjtag/configure.ac b/urjtag/configure.ac
> index 95d1d743..e1a5ae8a 100644
> --- a/urjtag/configure.ac
> +++ b/urjtag/configure.ac
> @@ -637,6 +637,7 @@ URJ_DRIVER_SET([bus], [
> mpc824x
> mpc8313
> mpc837x
> + p1020
> ppc405ep
> ppc440gx_ebc8
> prototype
> diff --git a/urjtag/data/Makefile.am b/urjtag/data/Makefile.am
> index 7fb82f0f..62e916d7 100644
> --- a/urjtag/data/Makefile.am
> +++ b/urjtag/data/Makefile.am
> @@ -126,6 +126,8 @@ nobase_dist_pkgdata_DATA = \
> freescale/mpc8378/mpc8378 \
> freescale/mpc8379/STEPPINGS \
> freescale/mpc8379/mpc8379 \
> + freescale/p1020/STEPPINGS \
> + freescale/p1020/p1020 \
> ibm/PARTS \
> ibm/ppc440gx/STEPPINGS \
> ibm/ppc440gx/ppc440gx \
> diff --git a/urjtag/data/bsdl/STD_1149_1_2001
> b/urjtag/data/bsdl/STD_1149_1_2001
> index a0e1c3e0..21a82f18 100644
> --- a/urjtag/data/bsdl/STD_1149_1_2001
> +++ b/urjtag/data/bsdl/STD_1149_1_2001
> @@ -1,259 +1,173 @@
Why?
> diff --git a/urjtag/data/freescale/PARTS b/urjtag/data/freescale/PARTS
> index 2f5adc77..eeb7f690 100644
> --- a/urjtag/data/freescale/PARTS
> +++ b/urjtag/data/freescale/PARTS
> @@ -27,5 +27,6 @@
> 0001100011100100 mpc8378 mpc8378e
> 0001100011100011 mpc8379 mpc8379
> 0001100011100010 mpc8379 mpc8379e
> +0110100011100010 p1020 p1020
>
>
> diff --git a/urjtag/po/fr.po b/urjtag/po/fr.po
> index bb858551..353c6a47 100644
> --- a/urjtag/po/fr.po
> +++ b/urjtag/po/fr.po
...
> diff --git a/urjtag/po/rw.po b/urjtag/po/rw.po
> index 0899750a..60023848 100644
> --- a/urjtag/po/rw.po
> +++ b/urjtag/po/rw.po
...
> diff --git a/urjtag/po/sk.po b/urjtag/po/sk.po
> index db86666e..44bbcd60 100644
> --- a/urjtag/po/sk.po
> +++ b/urjtag/po/sk.po
...
> diff --git a/urjtag/src/bsdl/bsdl_bison.y b/urjtag/src/bsdl/bsdl_bison.y
> index c00d3fd7..6f7be147 100644
> --- a/urjtag/src/bsdl/bsdl_bison.y
> +++ b/urjtag/src/bsdl/bsdl_bison.y
> @@ -192,6 +192,7 @@ void yyerror (urj_bsdl_parser_priv_t *, const char *);
>
>
> %token CONSTANT PIN_MAP
> +%token PORT_GROUPING DIFFERENTIAL_CURRENT DIFFERENTIAL_VOLTAGE
> %token PHYSICAL_PIN_MAP PIN_MAP_STRING
> %token TAP_SCAN_IN TAP_SCAN_OUT TAP_SCAN_MODE TAP_SCAN_RESET
> %token TAP_SCAN_CLOCK
> @@ -239,6 +240,8 @@ void yyerror (urj_bsdl_parser_priv_t *, const char *);
> %type <integer> Disable_Value
> %type <str> Standard_Reg
> %type <str> Instruction_Name
> +%type <str> Port_Grouping_Type
> +%type <str> Port_Grouping
>
> %start BSDL_Statement
>
> @@ -258,6 +261,7 @@ BSDL_Statement : BSDL_Pin_Map
> | BSDL_Inst_Guard
> | BSDL_Inst_Private
> | BSDL_Idcode_Register
> + | BSDL_Port_Grouping
> | BSDL_Usercode_Register
> | BSDL_Register_Access
> | BSDL_Boundary_Length
> @@ -388,6 +392,31 @@ BSDL_Idcode_Register : IDCODE_REGISTER BIN_X_PATTERN
> { priv_data->jtag_ctrl->idcode = $2; }
> ;
>
> +/****************************************************************************/
> +BSDL_Port_Grouping : PORT_GROUPING Port_Grouping_Mapping
> +;
> +
> +Port_Grouping_Mapping : IDENTIFIER LPAREN Port_Grouping_List RPAREN
> +;
> +
> +Port_Grouping_Type : DIFFERENTIAL_VOLTAGE
> + | DIFFERENTIAL_CURRENT
> +;
> +
> +Port_Grouping_List : LPAREN Port_Grouping RPAREN
> + | Port_Grouping_List COMMA LPAREN Port_Grouping RPAREN
> + | error
> + {
> + Print_Error (priv_data, _("Error in Port Grouping
> List"));
> + BUMP_ERROR;
> + YYABORT;
> + }
> +;
> +Port_Grouping : IDENTIFIER LPAREN DECIMAL_NUMBER RPAREN COMMA
> IDENTIFIER LPAREN DECIMAL_NUMBER RPAREN
> + | IDENTIFIER COMMA IDENTIFIER
> + { free ($1); }
> +;
> +
>
> /****************************************************************************/
> BSDL_Usercode_Register : USERCODE_REGISTER BIN_X_PATTERN
> { priv_data->jtag_ctrl->usercode = $2; }
> diff --git a/urjtag/src/bsdl/bsdl_flex.l b/urjtag/src/bsdl/bsdl_flex.l
> index 1f7b98c9..6fc50859 100644
> --- a/urjtag/src/bsdl/bsdl_flex.l
> +++ b/urjtag/src/bsdl/bsdl_flex.l
> @@ -209,6 +209,7 @@ Boundary_Length BOUNDARY_LENGTH
> Boundary_Register BOUNDARY_REGISTER
> Idcode_Register IDCODE_REGISTER
> Usercode_Register USERCODE_REGISTER
> +Port_Grouping PORT_GROUPING
> Boundary BOUNDARY
> Bypass BYPASS
> Clamp CLAMP
> @@ -278,6 +279,7 @@ Recommended RECOMMENDED
> ISC_Illegal_Exit ISC_ILLEGAL_EXIT
> %%
> {Constant} {yyextra->Base = DECIMAL; return( CONSTANT ); }
> +{Port_Grouping} {return( PORT_GROUPING ); }
> {Pin_Map} {return( PIN_MAP ); }
> {Physical_Pin_Map} {return( PHYSICAL_PIN_MAP ); }
> {Pin_Map_String} {return( PIN_MAP_STRING ); }
> diff --git a/urjtag/src/bsdl/bsdl_types.h b/urjtag/src/bsdl/bsdl_types.h
> index efe09579..44fe8f50 100644
> --- a/urjtag/src/bsdl/bsdl_types.h
> +++ b/urjtag/src/bsdl/bsdl_types.h
> @@ -144,6 +144,7 @@ struct jtag_ctrl
> urj_vhdl_elem_t *vhdl_elem_last;
> /* collected by BSDL parser */
> char *idcode; /* IDCODE string */
> + char *port_grouping; /* PORT_GROUPING string */
> char *usercode; /* USERCODE string */
> int instr_len;
> int bsr_len;
> diff --git a/urjtag/src/bus/Makefile.am b/urjtag/src/bus/Makefile.am
> index 3a082439..3fc9c265 100644
> --- a/urjtag/src/bus/Makefile.am
> +++ b/urjtag/src/bus/Makefile.am
> @@ -122,6 +122,10 @@ if ENABLE_BUS_MPC837X
> libbus_la_SOURCES += mpc837x.c
> endif
>
> +if ENABLE_BUS_P1020
> +libbus_la_SOURCES += p1020.c
Where is the p1020.c ?
> +endif
> +
> if ENABLE_BUS_PPC405EP
> libbus_la_SOURCES += ppc405ep.c
> endif
> diff --git a/urjtag/src/bus/buses_list.h b/urjtag/src/bus/buses_list.h
> index aaaacc91..87728ef9 100644
> --- a/urjtag/src/bus/buses_list.h
> +++ b/urjtag/src/bus/buses_list.h
> @@ -98,6 +98,9 @@ _URJ_BUS(mpc8313)
> #ifdef ENABLE_BUS_MPC837X
> _URJ_BUS(mpc837x)
> #endif
> +#ifdef ENABLE_BUS_P1020
> +_URJ_BUS(p1020)
> +#endif
> #ifdef ENABLE_BUS_PPC405EP
> _URJ_BUS(ppc405ep)
> #endif
My conclustion for now:
Original poster is on a trail where two new components were
encountered.
I hope the next patches are better.
Groeten
Geert Stappers
trail: path not often travelled
--
Silence is hard to parse
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